1. He _____ me to give up the holidays in Spain next month. A. had B. convinced C. agreed D. persuaded 答案： D 解析： persuade 劝说,说服. persuade sb to do sth 劝说某人做某事。 2. The girl immediately shut the window to _____ the rain. A. keep out B. keep down C. keep up D. keep back 答案： A 解析： keep out 把…挡在外面. keep down 镇压. keep up 使…不倒下， 保持…不衰退. keep back 阻止，隐瞒。 3. Our school-run factory _____ various kinds of chemical devices last year. A. turned into B. turned up C. turned out D. turned off 答案： C 解析： turn into 转变，变成. turn up 卷起，发现. turn off 关掉. turned out 生产，制造. 4. Mary and I _____ the new college life soon, but Tom didn’t. A. see to B. used to C. adapted to D. stuck to 答案： C 解析： see to 负责，注意，照料. used to 后面没有跟动词，所以不对。 adapt to 适应. stick to 坚持。 5. What he said was quite _____ , therefore, I would do everything to help him. A. valuable B. principle C. reasonable D. superior 答案： C 解析： valuable 值钱的，有价值的. principle 原则，原理，主义. reasonable 有道理的. superior 较高的，优越的。 本句话的意思是说：他说的话有道理，因此，我愿竭力帮助他。