单项选择题

If the whole framework of the thesis ______ beforehand, a great deal of time and energy would have been saved.

[A] was designed
[B] had been designed
[C] were designed
[D] has been designed

<上一题目录下一题>

热门试题

单项选择题

Those superior states of mind do not come from ______ an alien culture.

[A] imitating
[B] mimicking
[C] aping
[D] parodying

单项选择题

I was advised to be cautious ______ he had designs on my job.

[A] so that
[B] although
[C] in case
[D] nevertheless

相关试题