Generally, you should avoid business over a meal until your host gives a signal
A.talk about
B.talking about
C.to talk about
D.talked about
第1题
A.which
B.whom
C.who
D.that
第2题
A.discuss
B.discussing
C.discussed
D.to be discussed
第3题
A.more
B.much
C.better
D.most
第4题
A.whose
B.those
C.these
D.that
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