1、There are many people in the world now. There will be a lot more people next century. The earth will be very crowded and there will only be a little room for each person. Maybe there will only be __21__ room on the earth 600 years later. That will only be a very serious problem.
So man is __22__ of a way to solve the problem.
The moon is the satellite of the earth. Maybe man will go to __23__ on the moon one day. But there __24__ no air, no plants, no life there. So scientists are doing experiment in many ways. They have to solve many problems __25__ man can live on the moon. I'm sure our dream will come true in the next century.
1）、
A.stay
B.is
C.before
D.thinking
E.standing
答案：E
2）、
A.stay
B.is
C.before
D.thinking
E.standing
答案：D
3）、
A.stay
B.is
C.before
D.thinking
E.standing
答案：A
4）、
A.stay
B.is
C.before
D.thinking
E.standing
答案：B
5）、
A.stay
B.is
C.before
D.thinking
E.standing
答案：C
2、Have you ever thought how books are made? Well, after a book is written, it passes __21__ the hands of many different workers. Each one works very carefully, for there must not be any __22__ in the book, it is read many times by different people before it is finished.
Millions of books are printed in our country every year. So people can get enough to read. Now may I ask you a question? How well do you take __23__ of books?
What have you learned about the care of books? Perhaps you bought __24__ some new books. Have you put paper covers on them? Do you open them carefully? Sometimes new books break along the back if you open them suddenly __25__ the middle. I hope that you do not turn the pages carelessly. If you do, you may tear them.
1）、
A.yourself
B.in
C.care
D.mistakes
E.through
答案：E
2）、
A.yourself
B.in
C.care
D.mistakes
E.through
答案：D
3）、
A.yourself
B.in
C.care
D.mistakes
E.through
答案：C
4）、
A.yourself
B.in
C.care
D.mistakes
E.through
答案：A
5）、
A.yourself
B.in
C.care
D.mistakes
E.through
答案：B
3、One day a customs officer managed to get some fresh mushrooms(磨菇). He was so __21__ what he had bought that he offered to share the mushrooms with his brother officers. When their breakfast arrived __22__, each officer found some mushrooms on his plate.
"Let the dog try a piece first." suggested one __23__ officer who was afraid that the mushrooms might be poisonous.
The dog seemed to __24__ his mushroom, and the officers then dared to eat their breakfast, saying that the mushrooms had a very strange but quite pleasant taste.
An hour later, however, they were all astonished __25__ the gardener came in and said seriously that the dog was dead. Immediately, the officers jumped into their cars and rushed to the nearest hospital. Pumps(清胃器) were used and the officers had a very hard time getting rid of the mushrooms that remained in their stomachs.
1）、
A.careful
B.the next day
C.when
D.pleased with
E.enjoy
答案：D
2）、
A.careful
B.the next day
C.when
D.pleased with
E.enjoy
答案：B
3）、
A.careful
B.the next day
C.when
D.pleased with
E.enjoy
答案：A
4）、
A.careful
B.the next day
C.when
D.pleased with
E.enjoy
答案：E
5）、
A.careful
B.the next day
C.when
D.pleased with
E.enjoy
答案：C