[单项选择]This clothes has ______ greatly after several washings.
A. decreased
B. reduced
C. shrunk
D. compressed

[单项选择]

Passage Five
After Man has dreamed about flying for a long time. Michael Moshier is a dreamer. He invented the Solo Trek.
The Solo Trek had a 120 horsepower engine with twin fans. Only one person flies. As you fly above the roofs, you lean a little forward. You can see everything under you. You are flying like Superman.
Michael Moshier looked at the jet belt and the rocket belt that was developed 20, 30 years ago. Nothing ever came from them. People still can’t fly.
Inventors have tried to make it easy for people to fly. Paul Moiler has been working on his flying car for 30 years. He now says it is ready for tests. It would take off and land vertically, go 600 miles an hour, and deliver 20 miles to the gallon. A computer would do the actual flying. He says it could be sold next year for about a million dollars.
NASA is working with Moshier to help develop his flying machine. The first users are likely to be military.
It
A. how a helicopter flies
B. how the Jetsons fly
C. how the airphibian flies
D. how Superman flies

[单项选择]After several nuclear disasters, a ______ has raged over the safety of nuclear energy.
A. quarrel
B. suspicion
C. verdict
D. controversy

[单项选择]Only after food has been dried, Salted or canned _______ for later consumption.
A. that is should be stored
B. should be stored
C. should it be stored
D. it should be stored

[单项选择]Only after food has been dried, salted or canned ______ for later consumption.
A. that is should be stored
B. should be stored
C. should it be stored
D. it should be stored

[单项选择]After several nuclear disasters, a _________ has raged over the safety of nuclear energy.


A. quarrel
B. suspicion
C. verdict
D. controversy

[单项选择]Several months has already passed, but she is still ____________ with her failure at the speech contest.
A. concentrated
B. obsessed
C. engrossed
D. penetrated

[单项选择]After several fruitless attempts, the new approach ___________ the tough problem was considered as the last resort.


A. to solve
B. with solving
C. to solving
D. for solving