1.AIDS is said ____ the biggest health challenge to both men and women in that area over the past few years.
A. that it is B.to be C.that it has been D.to have been
2.You were silly not _____ your car.
A.to lock B.to have locked C.locking D.having locked
3.You should have thanked her before you left.
I meant ____, but when I was leaving I couldn’t find her anywhere.
A.to do B.to C.doing D.doing so
4.It’s said that the Olympic Games _____ in Beijing in 2008 will cover more events than any other Olympics did.
A.holding B.to be held C.held D.to be holding
5.Yesterday a street-beggar bought a lottery ticket purposelessly , ____ him a millionaire overnight.
A.making B.makes C.to make D.made
6.There are a lot of places of interest ____ in our city.
A.needs repairing B.needing repaired C.needed repairing D.needing to be repaired
7.I was afraid _____ to my customers’ because I was afraid ____ them.
A.of talking back , to lose B.of talking back, of losing C.to talk back , to lose D.to talk back , of losing
8.Standing on the top of the hill, I would not do anything but _____ the flowing of the smog around me.
A.enjoy B.enjoying C.enjoyed D.to enjoy
9.What did the librarian _____ out of the library ?
A.permit to take B.forbid to be taken C.allow to take D.insist being taken
10.What Yang Liwei wanted to do when he got out of the spaceship was ____ the joy with all the Chinese.
A.share B.shared C.having shared D.about to share
11.Many businessmen attended the Boao Forum (博鳌论坛) because they knew what ____ from the forum.
A.to get B.to be got C.got D.getting
12.The man we followed suddenly stopped and looked as if ____ whether he was going in the right direction.
A.seeing B.having seen C.to see D.to have seen
13.It was dark and cold . They had to find a house _____ and some wood ____.
A.to stay in , to make a fire with B.to stay , to make a fire with C.to stay in , to make a fire
D.to stay , to make a fire
14.They are going to have the serviceman ____ an electric fan in the office tomorrow.
A.install B.to install C.to be installed D.installed
15.People are not allowed ____ the garden to prevent the flowers ______.
A.entering , being destroyed B.to enter , to destroy C.to enter , being destroyed D.entering, destroying