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【单选题】
聚酯型人造石材按仿天然石材的品种分为( )种。A.
三
B.
四
C.
五
D.
六
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反馈参考答案：
举一反三
【简答题】在欢迎国家元首时鸣礼炮( )响、政府首脑鸣礼炮( )响、副总理级官员鸣礼炮( )响。
【单选题】---You should ______ to her for what you did _____her the other day. ---Why should I? It was not my fault. [ ]
A.
apologize; to;
B.
have apologized; to;
C.
apologize; with;
D.
have apologized; about
【单选题】There is no reason why you should tell them ______ that you are going.
A.
for advance
B.
in advance
C.
on advance
D.
of advancing
【单选题】There is no reason why you should tell them________that you are going.A.for advanceSXB
A.
There is no reason why you should tell them________that you are going. A.for advance
B.
in advance
C.
on advance
D.
of advancing
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