麻烦哪位英语高手帮我解答一下,谢谢！！

题目：The historical and cultural background to the play has been very carefully and thoroughly __2_.

可选答案:
1.searched
2.researched
3.sourced
4.reserved

第2题
题目类型： 单选题
题目：The doctor suggested that the patient take some _1___ exercise, such as walking. It is not good to stay in bed all the time.

可选答案:
1.slight
2.little
3.light
4.tiny

第3题
题目类型： 单选题
题目：Walking on the __4__ , the young couple talked about those unforgettable days when they were studying at college.

可选答案:
1.sideways
2.sidewalk
3.sideway
4.sidewalks

第4题
题目类型： 单选题
题目：This project money is intended ___1_ the Hope Project only. Nobody is allowed to make use of it for other purposes.

可选答案:
1.for
2.to
3.toward
4.with

第5题
题目类型： 单选题
题目：The line was engaged and the operator asked if I’d like to __3__.

可选答案:
1.hang about
2.hang back
3.hang on
4.hang out

第6题
题目类型： 单选题
题目：The Chinese government took __4__ the administration of Hong Kong from Britain on July 1, 1997.

可选答案:
1.up
2.down
3.after
4.over

第7题
题目类型： 单选题
题目：I ran __4__ an old friend of mine the other day when I did some shopping downtown.

可选答案:
1.after
2.about
3.across
4.over

第8题
题目类型： 单选题
题目：He is always running __2__ money before receiving his monthly pay.

可选答案:
1.out
2.out of
3.in
4.away with

第9题
题目类型： 单选题
题目：On my way home this evening, I happen to notice that an old man was nearly ran _4___ by a speeding car.

可选答案:
1.after
2.about
3.across
4.over

第10题
题目类型： 单选题
题目：Don’t bother running ___1_ the bus. You will never catch it.

可选答案:
1.after
2.about
3.across
4.over
希望能够帮到楼主