Đề thi thử THPT Quốc gia môn Tiếng Anh năm 2023 - đề số 39

Thời gian: 60 phút | Câu hỏi: 50

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Mark the letter A, B, C or D on your answer sheet to indicate the word which is stressed differently from the rest.
Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part is pronounced differently from that of the others.
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
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Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.
Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct word for each of the blanks from 25 to 29.

Just like any institution, a family also needs rules. Rules are very important because they keep things in (25) . For a family, rules are as necessary as food and clothing. The rules are very important because they remain peace and order in the family. For example, children should respect and listen to their parents.

If there are (26) to be made, for examples, it is not only the parents who are going to decide especially if the children are already grown up. It would be better if everybody is involved in making the decision of important matter.

Rules are needed to maintain a harmonious relationship (27) family members. Parents are there the pillars of the family and guide children to be responsible and practice good values.

Rules teach children to become more responsible and have discipline not only at home but especially outside of the home. When there are rules to follow, children will know (28)_____they should do or should not do. Rules help to avoid conflict and misunderstanding that may lead to fights and aggression especially among children. Parents should set rules for the children to follow to avoid quarrels and fights. There are times when the children fight over simple matters and this happens if the parents do or not interfere but when parents set the rule and let the children follow, there will be (29)_____conflicts.
Mark the letter A, B, C or D on your answer sheet to indicate the correct sentence that best combines each pair of sentences in the following questions.
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions

The development of genetically modified (GM) plants and animals had led to huge global controversy. Opponents say that GM “Franken foods” are a threat to our well-being, and proponents say that the risks are minimal. There is one aspect of the war over GM that is often overlooked. Anyone who wears a cotton shirt these days is using a GM crop. Cotton is the only major non-food GM crop at present, but others are coming.

GM cotton plants that is not food has not stopped the most passionate GM opponents from objecting. If GM cotton is grown in a field next to fields of non-GM cotton, they argue, then how to keep genes from being transferred from field to field. This danger, however, is not as compelling to the public as possible health hazards in food, so there is no great fury over GM cotton.

GM cotton seeds produce higher yields, and they do without the need for pesticides. Planting of GM cotton has increased five fold since 1997; three-quarter of cotton in America, and over half in China, is now GM. Farmers like it because it increases their profits.

Other options for non-food GM include new variety of flowers with different colors or scents, tougher grasses for lawns, and plants designed to soak up pollutants from the soil. The paper industry provides another example of potential for GM to help produce better and cheaper products. Paper is made from pulp, and pulp is generally made from trees. Researchers in New Zealand and Chile have been working on insect-resistant pines, and a Japanese firm has combined carrot genes with tree genes to make them grow better in poor soil.

Another interesting case is that of tobacco. It is not food crop, but it is consumed, and GM tobacco plants with both more and less nicotine have been created. The tobacco plant, however, is an ideal target for GM, since its genetics are very well understood and it produces a lot of leaves. The value of the drugs that could be produced by GM tobacco is so high, many farmers would switch from growing tobacco for cigarettes to growing it for medicine. Since medical cost is rising, consumers would also be happy to use drugs produced in bulk by GM tobacco.
Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the questions

If the salinity of ocean waters is analyzed, it is found to vary only slightly from place to place. Nevertheless, some of these small changes are important. There are three basic processes that cause a change in oceanic salinity. One of these is the subtraction of water from the ocean by means of evaporation-conversion of liquid water to water vapor. In this manner, the salinity is increased, since the salt behind. If this is carried to the extreme, of course, white crystals of salt would be left behind.

The opposite of evaporation is precipitation, such as rain, by which water is added to the ocean. Here the ocean is being diluted so that the salinity is decreased. This may occur in areas of high rainfall or in coastal regions where rivers flow into the ocean. Thus salinity may be increased by the subtraction of water by evaporation, or decreased by the addition of fresh water by precipitation or runoff.

Normally, in tropical regions where the sun is very strong, the ocean salinity is somewhat higher than it is in other parts of the world where there is not as much evaporation. Similarly, in coastal regions where rivers dilute the sea, salinity is somewhat lower than in other oceanic areas.

A third process by which salinity may be altered is associated with the formation and melting of sea ice. When seawater is frozen, the dissolved materials are left behind. In this manner, seawater directly beneath freshly formed sea ice has a higher salinity than it did before the ice appeared. Of course, when this ice melts, it will tend to decrease the salinity of the surrounding water.

In the Weddell Sea, off Antarctica, the densest water in the ocean is formed as a result of this freezing process, which increases the salinity of cold water. This heavy water sinks and is found in the deeper portions of the oceans of the world.
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Mark the letter A, B, C or D on your answer sheet to indicate the correct sentence with the same meaning as the one in bold.