1.He ______ to use the mobile equipment
a. could b. must c. was allowed
2. I wonder, when they ______ the project.
a. are finished b. will finish c. finish
3. Nothing _____ about the e[periment
a. is known b. knows c/ are known
4.you will never get well unless you ______ smoking.
a. will give up b. don't give up c. give up
5. if he ____ the time-table he wouldn't have missed the the train.
a. had known b. knew c. has known
6. I _____ the walls all day long
a. have painting b. have painted c. have been painting
7. I don't mined _____ together
a. to work b. working c/ that we work
8. A new station ___ when we came there to have practice
a. was built b. was being built c. had built

1 - c. was allowed. 2 - c. finish. 3 - a. is known. 4 - c. give up. 5 - a. had known. 6 - c. have been painting. 7 - b. working. 8 - b. was being built.