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Câu hỏi:
The student wiped the board ____ was full of notes and drawings.
- A. that
- B. while
- C. after
- D. so
Lời giải tham khảo:
Đáp án đúng: A
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CÂU HỎI KHÁC
- ____ he was waiting for Sam outside the cinema, Jim realized that the street was funnily crowded.
- I didnt meet him right away ____ he had to talk to his boss first.
- ____ what has happened, I think she will never return.
- There wasnt a chair for the headmaster, ____ is a big problem.
- The student wiped the board ____ was full of notes and drawings.
