2 . 从方框中选择恰当的单词或短语填入句子中，注意使用其正确形式。

engage;       respect;       star;       stick;       in spite of

1. He ___________ with Robert Pattinson, another British actor in his next movie.
2. A large number of passengers ___________ at the airport due to heavy fog yesterday.
3. Christopher Reeve never lost hope ___________ the severe injury.
4. The activity gets people more ___________ in the experience, and they tend to enjoy it more.
5. The children are taught to ___________ different cultures.

4 . 写出黑体词的词性以及意思
1. Our lives in the 21st century are networked. _________
2. I stuck the chicken in the freezer. _________
3. It is unlikely that the two sides will be able to bridge their differences. _________

5 . What is the function of the -ing form in each of the following sentence?
1. As you can imagine, getting burnt can lead to very serious injuries.
2. The first and most important step in the treatment of burns is giving first aid.
3. It is best to place burns under cool running water, especially within the first ten minutes.
4. Remove any clothes using scissors if necessary, unless you see the fabric sticking to the burnt skin.
5. You can protect the burnt area by covering it with a loose clean cloth.