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Câu hỏi:
(17) ___________
- A. when
- B. as
- C. while
- D. since
Lời giải tham khảo:
Đáp án đúng: C
Kiến thức: Liên từ
Giải thích:
A. when: khi, vào lúc
B. as: khi, bởi vì
C. while: trong khi
D. since: vì
The smallest dolphin is just about 50 kg in weight and 1.2 meters in length (17) while the largest one can weigh up to 8.200 kg and is 10 meters long.
Tạm dịch: Con cá heo nhỏ nhất chỉ nặng khoảng 50 kg và dài 1,2 mét trong khi con lớn nhất có thể nặng tới 8.200 kg và dài 10 mét.
Chọn C.
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