Ⅰ. 根据句意和首字母提示，用本单元所学单词填空。
1. Mr Smith is a good i. He always gives us clear instructions to help us run faster.
2. The little boy is s of darkness, so he turns on all the lights in the house to make him feel better.
3. If someone is afraid of public speaking, giving a short speech in public can be the first step to overcoming this f.
4. My mother used to e me to try my best in my studies when I failed my test.

Ⅰ. 1. instructor 2. scared 3. fear 4. encourage

Ⅱ. 用所给单词的适当形式填空。
1. The instructor told me not (push) myself too hard. I need more time to practise.
2. My little sister was afraid (swim) in the pool, but now she can swim really well.
3. Lucy's father expected her (become) a doctor in the future.
4. To improve her speaking skills, Lucy keeps practising by (perform) in front of her friends and family.
5. We should learn (challenge) ourselves to overcome difficulties.

Ⅱ. 1. to push 2. to swim 3. to become 4. performing 5. to challenge

Ⅲ. 根据汉语意思，完成句子。
1. 当我失败时，我的教练都会鼓励我重新振作起来。
My instructor encouraged me to whenever I failed.
2. 无论何时我遇到困难，我总告诉自己不要轻易放弃。
Whenever I face difficulties, I always tell myself .
3. 我曾经害怕水，但是现在我游泳游得很好。
I used to water, but now I am a good swimmer.
4. ——我发现拉小提琴真的很难。
—I find really difficult the violin.
——别担心，没人要求你一开始就做到完美。
—Don't worry. No one expects you to .
5. 辛迪曾经是个害羞的女孩。她开始学习唱歌来克服恐惧。
Cindy used to be a shy girl. She picked up singing to her .

Ⅲ. 1. get back up 2. not to give up easily 3. be scared / afraid of
4. it, to play; be perfect from the start 5. get over, fear