Read the following passage and mark the letter A, B, C, or D to indicate the correct word or phrase that best fits each the numbered blanks.

ELECTRIC-CAR BATTERY CHARGES IN FIVE MINUTES

Car makers are spending a lot of money on electric cars. In the future, electric cars will replace petrol cars. Environmentalists believe this will reduce the amount of CO2 (34) _______ into the atmosphere. A big problem for electric cars is charging the battery. Some batteries in today's electric cars can take up to 12 hours to charge fully. (35) _______, a company in Israel says it has created a lithium-ion battery that people can charge in just five minutes. This is the same amount of time it takes to fill a tank of gas with petrol. The new lithium-ion batteries (36) _______ were developed by the Israeli company StoreDot are being manufactured by a Chinese company called Eve Energy.

The new batteries could totally transform driving. They would mean electric cars would be able to travel as far as petrol cars. (37) _______ people with electric cars today suffer from "range anxiety". This is stress caused by worrying about the battery running out of electricity. The new batteries would end this anxiety. A StoreDot spokesperson said: "We're at the point of (38) _______ a revolution in the electric vehicle charging experience".

(Adapted from https://breakingnewsenglish.com/2101/210124-carbattery.html)

Đáp án đúng là: B
Giải thích
Kiến thức: Đọc điền từ
Giải thích:
Xét các đáp án:
A. Thus: cho nên B. However: tuy nhiên
C. Therefore: cho nên D. Although: mặc dù
Dựa vào nghĩa và ngữ cảnh, đáp án đúng là $B$
Thông tin: Some batteries in today's electric cars can take up to 12 hours to charge fully. (35)
However, a company in Israel says it has created a lithium-ion battery that people can charge in
just five minutes.
Tạm dịch: Một số loại pin trong ô tô điện ngày nay có thể mất tới 12 giờ để sạc đầy. Tuy nhiên,
một công ty ở Israel cho biết họ đã tạo ra một loại pin lithium-ion mà mọi người có thể sạc chỉ
trong năm phút.