____________ united effort is needed if the problem of the "underground economy" is to be resolved.

admin2020-03-09 57

问题 ____________ united effort is needed if the problem of the "underground economy" is to be resolved.

选项 A、There is a
B、It is a
C、Because a
D、An
E、A

答案E

解析句意：要想解决“地下经济”问题，需要联合努力。前一句是主句，并且已有be动词is，排除ABC。united第一个音不是元音，所以排除D,故选E。

转载请注明原文地址:https://kaotiyun.com/show/6zAK777K

C类竞赛（非英语专业本科）

相关试题推荐

随机试题

最新回复(0)