21. What good advice on the project ____ to you?
A .has given B. will give C. has been given D. have been given
22. Unless the workers’ demands ____, soon there will be a strike.
A. meet B. are met C. reply D. are replied.
23. The news ____ about everywhere now.
A. is talking B. is being talked
C. has been talked D. is being talking
24. He had rushed out of the room ___ I could offer my thanks.
A. unless B. until C. after D. before
