請選出正確答案：

◎很奇怪，約翰今天竟然如此有禮貌。
It is very strange that John _______ so polite today.

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◎他做了大量的筆記以免忘記。
He took copious notes _______ he should forget.

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◎即使你父親在這裡，他也不能幫你。
Even if your father _______ here, he could not help you.

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◎他要求我馬上上床睡覺。
He demanded that I _______ to bed at once.

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◎我無法再忍受他。他說話的樣子一直都好像萬事通似的。
I can′t stand him any longer. He always talks as though he _______ everything.

請選出正確答案：

◎如果我原先知道會發生什麼事，我絕不會參加該項活動。
_______ what was going to happen, I would never have taken part in that activity.

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◎如果你用功唸書，我相信你會通過考試。
_______ to study hard, I′m sure you would pass the exam.

請選出正確答案：

◎ 如果下午雨停了，我們就外出吃晚餐。
If it _______ raining in the afternon, we _______ go out for dinner.

請選出正確答案：

◎萬一他來了，叫他稍等一會兒。
If he _______, tell him to wait for a while.

請選出正確答案：

◎讓我們別在這上面浪費時間了。
Let′s _______ time on this.