【推荐1】In the next three or four days, five ____________ (witness) to the terrible accident will be called to testify（作证）. (所给词的适当形式填空)

【推荐2】I remember well that the witness ______________(question) by a journalist at that time. (所给词的适当形式填空)

【推荐3】The junior clerk was alarmed when he _____ (witness) the robbery in his office. （所给单词适当形式填空）

【推荐1】In many countries, ________ (shake) one’s head means “no”, and nodding means “yes”. (所给词的适当形式填空)

【推荐2】________ (understand) our relationship to our surroundings remains an essential skill for our survival. (所给词的适当形式填空）

【推荐3】语法填空：在空白处填入适当的词（不多于1个）或括号内单词的正确形式（不超过3个词）
1. What do you think of the suggestion that mobile phones ______(ban) in primary school?
2. Young people may risk _______(go) deaf if they are exposed to very loud music every day.
3. If he had followed my advice, he ________(lose) his job now.
4. It’s no use _______(complain) without taking action.
5. Tom wishes that he _____(study) law instead of history when he was in university.
6. _______ suddenly occurred to him that he had left his keys in the office.
7. Alice isn’t accustomed to _______(make) speeches in public; it’s so embarrassing.
8. It was the training which he had as a young man ______ made him such a famous writer.
9. Without your help, I _________(complete) the task on time.
10. Was it in 1969 ________ the American astronaut succeeded in landing on the moon?