In vain______to get in touch with the authorities.

admin2012-03-21 64

问题 In vain______to get in touch with the authorities.

选项 A、they tried
B、did they try
C、they have tried
D、the had tried

答案B

解析语法类试题(倒装旬)。in vain后面接倒装句。

转载请注明原文地址:https://kaotiyun.com/show/rImK777K

专业英语四级

相关试题推荐

随机试题

最新回复(0)