Susan ___ hear the speaker because the crowd was cheering so loudly.
A.mustn't
B.couldn't
C.can't
D.needn't
Giải bởi qa.haylamdo.com
mustn't: không được
couldn't: không thể
can't: không thể
needn't: không cần
Động từ trong câu chia ở thì quá khứ (was cheering) nên ta hiểu ngữ cảnh của câu là ở quá khứ.
=>Susan couldn't hear the speaker because the crowd was cheering so loudly.
Tạm dịch: Susan đã không thể nghe được người phát ngôn nói gì bởi vì đám đông la hét quá lớn.
Hiking the trail to the peak _______ be dangerous if you are not well prepared for dramatic weather changes. You _______ research the route a little more before you attempt the ascent.
Oh no! I completely forgot we were supposed to pick Jenny up at the airport this morning.- She _______ there waiting for us.
The computer _______ reprogramming. There is something wrong with the software.
_______ I have a day off tomorrow? - Of course not. We have a lot of things to do.
John is not at home. He _____ go somewhere with Daisy. I am not sure.
Jane often wears beautiful new clothes. She _______ be very rich.
John didn’t do his homework, so the teacher became very angry. John ______his homework.
Chọn từ thích hợp điền vào chỗ trống:
Keep quiet. You _______ talk so loudly in here. Everybody is working.
Peter has been working for 10 hours. He _______ be very tired now.
