10.(07四川25)
Some students often listen to music classes to refresh themselves.
A.between B.among C.over D.during
答案 A
解析 between用于两者之间，也可指多个事物中的两者之间；among用于三者或三者以上。“课间”是指两节课之间，因此应用between。
9.(07湖南33)
Most birds find it safe to sleep in the trees，but they have eggs or young chicks，they
don’t use a nest.
A.why B.how C.unless D.where
答案 C
解析 句意为：大多数的鸟觉得在树上睡觉安全，但是除非它们有蛋或幼雏，否则它们不会使用鸟巢。A、B、D三项均不合题意。
8.(07湖南22)
the silence of the pauses，we could hear each other’s breathing and could almost hear our own heartbeats.
A.In B.For C.Under D.Between
解析 句意为：在停顿的沉默中，我们能听到对方的呼吸，甚至能听到我们自己的心跳。A项为“在……中”；B项为“因为，由于”；C项为“在……下面”；D项为“在……之间”。
7.(07江西29)
He was told that it would be at least three more months he could recover and return to work. A.when B.before C.since D.that
答案 B
解析 本题考查时间状语从句的引导词。由It+be+时间段+before从句“要过多久才……”可知，此处用before。句式“It is/has been+时间段+since从句”，表示“自从……以来已有……”。
6.(07天津4)
fire，all exits must be kept clear.
A.In place of B.Instead of C.In case of D.In spite of
解析 句意为：万一发生火灾，所有的出口必须保持畅通无阻。A项为“代替”；B项为“而不是；代替”；C项为“万一；以防”；D项为“尽管”。
5.(07上海40)
The traditional view is we sleep because our brain is “programmed” to make us do so. A.when B.why C.whether D.that
答案 D
解析 that引导表语从句。从句中不缺少任何成分，又是指确定的内容。
4.(07上海39)
he referred to in his article was unknown to the general reader.
A.That B.What C.Whether D.Where
解析 what引导主语从句，又在从句中作referred to的宾语，其他选项无此用法。
3.(07北京21)
This is a junior school. You should go to a senior school girls of your age.
A.for B.about C.from D.to
解析 for在此表示“适于，适合”。句意为：这是一所初级中学，你应该去一所适合你这个年龄段的女孩子的高级中学。
2.(07全国Ⅱ16)
Some people choose jobs for other reasons money these days.
A.for B.except C.besides D.with
解析 本题题意：如今一些人选择工作时，除了钱的原因还有其他原因。besides除了，包含除去的；except除了，不包含除去的。根据题意besides符合题意。
1.(07全国Ⅰ23)
The manager suggested an earlier date the meeting.
A.on B.for C.about D.with
解析 此题考查介词的辨析。句意为：经理提议提前开会日期。for在此表示“对于，至于，关于(某事物)”，另外常见的类似用法有：set/fix a date for sth.确定做某事的日期。