The film was   ___________  __________ a true story.
这部电影是以一个真实的故事为基础。
They will stand by you ________   ______ you don’t succeed.
你即使不成功，他们也会支持你的。
When we _________  ________ the numbers, we realized we had spend too much.
当我们把数字加起来，我们意识到我们花太多钱了。
Mother is busy preparing dinner __________   ___________.
妈妈现在正忙着做饭。
The problem is how we can _______   ________  _______  of the limited natural resources.
问题是我们如何才能充分利用有限的自然资源。
Computer is _________a more and more important  _________  in our daily life.
电脑在我们的日常生活中正起着越来越重要的作用。
He made some spelling mistakes in his composition_________   _______ his carelessness.     
他因粗心在作文中出了一些拼写错误。
Once she has _________  _______ her ________, nothing can change it.
她一旦下了决心，什么也不能使她改变。
________  _________ from college, we finally got the chance to take a bike trip.
大学毕业后，我们终于得到了一次骑自行车旅行的机会