Choose the right verb and/or supply the right form.

1. You shouldn't walk on a field that's just been (sew/sow) ......
2. Rock bands have (rise/raise/rouse) millions for charity.......
3. All the mistakes in my essay have been (ring)......
4. The motor (spring) into life at the touch of a button......
5. I don't know how we'll ever cure her of (lie/lay).....
6. It looks as though the terrorists had been (lay/lie) in wait........
7. You don't have to go round (lay/lie) down the law.......
8. We've all (lay/lie) bets on the favourite.......
9. I've lost count of the number of times she (lay/lie) to me.....
10. Why have they (lie/lay) quiet for so long......
11. How long is it since you (wind/wound) this clock.....
12. How many soldiers were (wind/wound) in the gun battle......
13. How many metres down is the (sink) ship......
14. We'll have to wait till the sun has (rise/raise/rouse)........
15. Wait till everyone has (wake up/awake).......
16. The business was (find/found) in 1842.....
17. Flood water (fly/flow) right through our house......
18. How many tress have you (fall/fell) today......
19. The traitors have been(hang)........
20. Meat needs to be (hang) for a few days to become tender....