1. 微波炉可以用来煮饭。
    A microwave oven can _____ _____ _____ cooking.
2. 我们如何解决这个严重的问题？
    How do we _____ _____ the serious problem?
3. 至于索菲，她现在日子过得不错。
    _____ _____ Sophie, she is doing fine.
4. 老师告诉我们噪音对我们的耳朵伤害很大。
    The teacher told us that noise _____ very _____ _____ our ears.
5. 在每一项发明被发明出来之前，爱迪生总要做大量的实验。
    Before each invention was invented, Thomas Edison always did _____ _____ _____ _____.

1. 微波炉可以用来煮饭。
    A microwave oven can _____  _____  _____ cooking.
2. 你必须亲自去签收，他们不能邮寄过来就算完事。
    You have to go sign for it _____  _____, they can't just mail it.
3. 人类怎么会说这么多种语言，这种情况是如何产生的呢？
    How did it _____  _____ that humans speak so many different languages?
4. 老师告诉我们噪音对我们的耳朵伤害很大。
    The teacher told us that noise _____ very _____  _____ our ears.
5. 在每一项发明被发明出来之前，爱迪生总要做大量的实验。
    Before each invention was invented, Thomas Edison always did _____  _____  _____  _____.

1. 她说话的声音很大，我在这边都听到了。 
    She spoke            loudly            I heard her even from here.
2. 越来越多的人口使得地球上的资源越来越少。 
               and            people            the resources            and           .
3. 你能看出天空中有什么异常的东西吗？ 
    Can you see                          in the sky?
4. 我们是好朋友，多年来我们彼此保持联系。
   We are good friends, we have                                                   each other for many years.
5. 人们逐渐意识到污染的危害，他们已经采取措施来保护环境了。
    People come to realize the danger of pollution, and they have                                              the environment.
6. 你练习得越多，犯的错误就越少。 
                             you practice,                          mistakes you'll make.
7. 格林先生在国内外有许多朋友。
    Mr. Green has many friends at                                   .
8. 我的叔叔离开家乡已有好几年了。
    My uncle                                                    his hometown for quite a few years.
9. 老师告诉我们噪音对我们的耳朵伤害很大。
    The teacher told us that noise             very                        our ears.
10. 期中考试快要到了，同学们正在为它做准备。
    The mid-exam is coming, and the students are                                    it.