1 . If you are in trouble, Mike is always willing to help you.
→If you are in trouble, Mike is always willing to ________________.

2 . I was about ________ (withdraw) my hand when I met Ms. Haist’s encouraging eyes. (所给词的适当形式填空)

3 . As a science student, I never felt an urge _________ (appreciate) any literary works. (所给词的适当形式填空)

4 . 我们学校有丰富多彩的旨在扩大我们视野的课外活动。
There are colorful after­class activities in our school________________．

5 . For most people, it’s almost impossible to operate a computer without a mouse, let alone _____（浏览）the Internet. (根据汉语提示单词拼写)

6 . The UCLA study was designed ________ (confirm) previous research findings. (所给词的适当形式填空)

7 . 我已经失去了所有的耐心，我开始勃然大怒。
I had ________ and I began to ________.

9 . I was upset ________ (learn) that many sea animals eat plastic garbage, thinking it is food. (所给词的适当形式填空)

10 . After the conference, the troops were sent to ________(defence) the border immediately. (所给词的适当形式填空)