what do you think of this toy for Jacky?()he likes collectin

求该大学英语练习正解
做了几次都无法做全对,又不知道错在哪题,求正解
1.he spent ______ collecting materials for his article.
a.half a year
b.a half year
c.half year
d.half of a year
2.if anybody calls,tell them i'm out and ask them to _____ their name and address.
a.pass
b.write
c.take
d.leave
3.my father works in a little company that _____ out boats to tourists.
a.employs
b.rents
c.borrows
d.offers
4.i gave john a present but he gave me nothing _______.
a.in return
b.in turn
c.in advance
d.in vain
5.you had better ______ a doctor as soon as possible.
a.seeing
b.saw
c.see
d.seen
6.i'd _____ your baby when you are away at work.
a.see through
b.look at
c.look into
d.see to
7.the old lady ______ on hearing her son’s death.
a.broke in
b.broke out
c.broke away
d.broke down
8.the old lady usually takes a walk after supper,_____ in front of her.
a.has a dog
b.taken a dog
c.leading a dog
d.with a dog
9.though keen on music,my parents go to a concert only ______.
a.on many occasions
b.quite often
c.once in a while
d.in most cases
10.mr.hobbs left his office,still _____ why his secretary had been unhappy recently.
a.puzzling
b.puzzled
c.was puzzled
d.was puzzling
11.my parents didn't prevent me from travelling._____ me to do that.
a.neither they encouraged
b.they didn't also encourage
c.they didn't either encourage
d.neither did they encourage
12.don't forget ______ the window before leaving the room.
a.to have closed
b.to close
c.having closed
d.closing
13.the girl is not happy at the new school.she has ______ friends there.
a.few
b.a few
c.little
d.quite a few
14.helen was seriously injured in a car ______.
a.incident
b.accident
c.event
d.campaign
15.literature and art have a great influence ____ people's ideology.
a.to
b.on
c.for
d.with
16.european football is played in 80 countries,______ it the most popular sport in the world.
a.making
b.makes
c.made
d.to make
17.there was a lot of fun at yesterday's party.you _____ have come,but why didn't you?
a.must
b.ought to
c.shouldn't
d.needn't
18.fire,on one hand,can benefit the world.on the other hand,it can also destroy the world if not ______ under control.
a.bring
b.bringing
c.brought
d.to bring
19.he doesn't take hints easily,but he'll _____ what you're saying.
a.catch up with
b.catch hold of
c.catch sight of
d.catch on to
20.as is well known,electromagnetic waves travel _____ light.
a.such fast as
b.many fast as
c.as fast as
d.the same fast as

一道英语的填空题,一空一词
Ann has a great sports collection.She collecting tennis rackets,volleyballs,baseballs and basketballs.But she dosen’t have ping-pong balls and ping-pong bats.She says it’s _____ for her to play ping-pong well.