Question

4道英语职高题 大家帮忙解释下答案 谢谢大家~~

1.Since the ground is wet,it---last night.
A.should have rained B.had rained C.must rain D.must have rained 答案是D为什么不选C?
2.It is the first time that she---Beijing.
A.visits B.visited C.has visited D.had visited
答案是C为什么不选B？
3.If you want to rent a better room,you'll have to pay---fifty dollars.
A.another B.other C.the other D.more 答案是A为什么不选B?
4.I found ---foolish of you to do such a thing.
A.such B.that C.this D.it答案是D为什么不选B?

Answer 1

1 用must have done句型表示对过去发生的事情的猜测，前面有last night，很显然要用这个句型。
2，这是现在完成时的一个表示 It is the first time,。。。这个句型基本就用现在完成时
3 another，这里是再的意思，如果选择B fifty要房子在other前面
翻译如果你想租个好点的房子，你必须再付50美元
4这是固定句型
I find it +adj.+of(for)+sb to do sth