There are 3 000 workers in the company,with young women from the country_________the largest part.
| A.playing | B.making up | C.doing up | D.performing | 
---Believe it or not, I have met him before.
 ---No kidding? ______ you’ve never mentioned it?
| A.What if | B.What for | 
| C.How come | D.How about | 
It is our duty to try to ______ production and reduce the number of things we make and buy.
| A.cut back on | B.put up with | 
| C.hold on to | D.run out of | 
Our factory has been developing rapidly this year. This year’s production is five times _____ it was ten years ago.
| A.that | B.what | C.which | D.as | 
We should produce less things from raw materials, _____ is growing smaller and smaller.
| A.whose supplies | B.the supply of which | 
| C.which supply | D.the supply of whom | 
As fuel prices rose, bus companies raised their fares and _____.
| A.so did the airlines | 
| B.nor did the airlines | 
| C.so the airlines did | 
| D.nor the airlines did |