?

676. What would you have done last night if you hadn't had to study?
昨天晚上如果不是要學習的話，你會做什么？

677. I would have gone on the picnic if it hadn't rained.
如果不下雨，我就去野餐的。

678. If you had gotten up earlier, you would have had time for breakfast.
如果早一點起床，你就有時間吃早飯了。

679. If I had had time, I would have called you.
如果有時間，我就打電話給你了。

680. Would he have seen you if you hadn't waved to him?
如果你不向他招手，他會看見你嗎？

681. If he had only had enough money, he would have bought that house.
錢夠的話，他早就買了那所房子。

682. I wish you had called me back the next day, as I had asked you to.
可異你沒有按照我的要求，在第二天給我回個電話。

683. If you hadn't slipped and fallen, you wouldn't have broken your leg.
如果你沒有滑倒的話，就不會把腿摔斷了。

684. If I had known you wanted to go, I would have called you.
如果知道你要去，我就會聽你了。

685. Had I known you didn't have a key, I wouldn't have locked the door.
如果知道你沒有鑰匙，我就不鎖門了。

686. She would have gone with me, but she didn't have time.
她本來會和我一起去的，但她沒有時間。

687. If I had asked for directions, I wouldn't have gotten lost.
如果我問一下路，就不會走丟了。

688. Even if we could have taken a vacation, we might not have wanted to.
即便是可以休假的話，我們也可能不去休呢？

689. Everything would have been all right if you hadn't said that.
假如你沒那樣說，一切都好辦了。

690. Looking back on it, I wish we hadn't given in so easily.
回過頭來看，我后悔我們不該這樣輕易地讓步。