1.please be quiet! I (work)...........................
2. she (play) .......................tennis when she broke (break) .................her arm
3. i didn't like exercising at first but now I (used to / go).................... jogging every morning
4.aften dinner, Ken (suggest) ...............(go)...... for a walk
5. please sit down I (try).................. (watch).....................this tv program
6.It (rain)............. every time he (go)...... out
7. nancy (submit).............. her resume before she (nkow)................. the positon was filled
8. my father (smoke)......... any cigarette since 2002
9. be careful! the ladder (fall)......... dwon
10. when i got home, he wasn't there. he (go)........... out
11. when they (go) ........ out of the house the (take) ............. thier umbrella becau se it was raining
12.at 9.00 on next sunday, we (have)....................adinner at our friend's house
13 fred and george are astors they (act)..................three times a day at the moment
14. you'd better (listen)...to other people instead of (talk).................about yourself all the time
15. jimmy (throw). the ball high in the air and betty (catch).............it when it (come).............down
16.only five years ago, there (be)................ a shortage of computer specialists
17. when sue looked into the fridge, all the food (go)..................
18.I can't find my umbrella.- Don't worry.I (lend)..........................you mine
19.at 8 o'clock yesterday morning we (swim)....................in the sea
20.john anh sarah first (meet)............. in 1998, and they (be married) ..........for three years now
21.some people (believe).......... there is life on the other planets