1 . 她低下身来，犹豫了一会儿，不知如何掩饰内心的尴尬。(汉译英)

3 . Every healthy physical exercise has important parts. If you’re not sure _______ to start, don’t worry. We’ll go over each one of them in detail in this blog post. (用适当的词填空)

6 . Once every few years, the area is hit by a serious drought. Mr Smith has worked to teach the local people__________to grow plants that can survive even when there isn't much rain. （用适当的词填空）

8 . How to d__________ ourselves from cyber bullying in the era of Internet has become a heated topic.(to protect sb/sth from attack) (根据首字母和英文释义单词拼写)

10 . I didn’t ________.
我不知道该怎么办。