写出下列动词的过去式形式
1.get
2.break
3.go
4.can
5.cost
6.drive
7.fall
8.give
9.hear
10.know
11.leave
12.pay
13.say
14.see
15.speak
16.stand
17.steal
18.take
19.teach
20.write
21.feel
22.meet
23.catch