问题

He paid for a seat, when he ______ have entered free.
A:could
B:would
C:must
D:need;
B:would
C:must
D:need;
正确答案是:
同类题型
Can you tell me how I can ______ to the cinema from here
People are recycling many things which theyaway in the past.
What should I prepare for him?–________ anything He is not particular with food
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Liu Jing, did your parents give you _________ on your birthday—Yes. They bought me a new bicycle.