1 The company recommended that a new gas station be built here.
A ordered B insisted
C suggested D demanded
2 A plastic wheel can be as tough as a metal one
A useful B tight
C weak D strong
3 Of all the planets in this solar system, Mercury is nearest the Sun.
A most like B closest to
C hotter than D heavier than
4 If wool is put into hot water, it tends to shrink.
A disappear B expand
C break D contract
5 The train came to an abrupt stop, making us wonder where we were
A an uncertain B a slow
C an unexpected D a smooth
答案：1. C 2. D 3 B 4. D 5. C