21. —I’m going to play soccer now.
—________. It’s raining heavily outside.
A. Good idea
B. It’s up to you
C. You’d better not
D. I have no idea
22. It is often said that ____teachers lead _______very busy life.
A /, / B. /, a C. the, / D. the, a
23.–Where are you working now?
-In a big company. But I ___in a small workshop for 5 years in the countryside.
A. has worked B. had worked C. was working D. worked