根据视频回答:Grace quarrelled with her roommate last night. True or false?
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根据视频回答:But it won’t hurt much to say sorry first. 的意思是:但是先说对不起又不会怎样。True or false?
A. 对
B. 错
1.It is generally considered unwise to give a child () he or she wants.
A. however
B. whatever
C. whichever
D. whenever
1.In fact () is a hard job for the police to keep order in an important football match.
A. this
B. that
C. there
D. it
Is () necessary to take off our shoes when we enter the lab?
A. everyone
B. this
C. that
D. it