单选题：The urban ambient quality in some cities was improved ______

题目内容：

The urban ambient quality in some cities was improved __________ a certain extent． A． by
B． with
C． to
D． of

参考答案：

答案解析：

__________, I will take her as my wife．

__________, I will take her as my wife．A． Were she rich or poor B． Being rich or

分类：专四题型：单选题

分类：专四题型：单选题

根据所听材料，回答题The pirates failed to hijack the French-flagged ship because _________

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The measures will be revealed through __________．A． newspapers B． TV announcemen

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What does the woman think a good boss should be?A． Treating the employees withou

分类：专四题型：单选题