,20. _____________ I know the money is safe, I shall not worry about it. (03 北京 )A. Even though B. Unless C. While D. As long as老师，这是状语从句，练习提供的答案是D，B为什么是错的呢？unless是除非，也用于条件状语从句中的。16. Generally speaking, ____________ according to the directions, the drug has no side effect. ( 03上海 ) A. when taking B. when taken C. when to take D. when to be taken答案是B，我选D，我认为the directing to be taken ,要用到被动，所以我选D。但我不知道为什么错。30. _____________ I accept that he is not perfect, I do actually like the person. ( 04 江苏 )A. While B. Since C. Before D. Unless老师这题目的答案是A，我也选A，但我不知道这句话到底怎么翻译，感觉有点乱34. It is almost five years ———— we saw each other last time.A. before B. since C. after D. when老师，since是表示自从，从过去的某一点到现在的时间，但主语要用完成时，这句没有完成时，所以我选A。但是答案是B42. That was really a splendid evening. It€ s years _______ I enjoyed myself so much. ( 05 安徽 )A. when B. that C. before D. since老师，这题我觉得是强调句，it is that 的句型，可是答案是D。有点看不明白。5. 当我是个孩子的时候，我没有机会上学。答案是When I was a little boy I had no chance to go to school.能否翻译成：i didn€t have chance to go to school when i was a child.

,20. _____________ I know the money is safe, I shall not worry about it. (03 北京 )A. Even though B. Unless C. While D. As long as这是让你选最好的，16. Generally speaking, ____________ according to the directions, the drug has no side effect. ( 03上海 ) A. when taking B. when taken C. when to take D. when to be taken答案是B，我选D，我认为the directing to be taken ,要用到被动，所以我选D。但我不知道为什么错。不是让你选正确的。动词不定式做状语上表示目的。认真听课！！！While 尽管。认真听课！！！ It is almost five years since 是固定用法It is almost five years since I was a teacher.我不当老师已5年了。42. That was really a splendid evening. It€ s years _______ I enjoyed myself so much. ( 05 安徽 )A. when B. that C. before D. since此题同上。5. 当我是个孩子的时候，我没有机会上学。答案是When I was a little boy I had no chance to go to school.能否翻译成：i didn€t have chance to go to school when i was a child.可以。