问题描述：
一、写出下列动词的过去式及过去分词,并译中文.例：am,is- was-been（是）
1.are 2.become 3.begin 4.break 5.bring 6.build 7.buy 8.catch 9.choose 10.come 11.cost 12.cut
13.do 14.eat 15.fall 16.feel 17.find 18.fly
19.forget 20.get 21.give 22.go 23.grow 24.hang
25.have 26.hear 27.hold 28.keep 29.know 30.leave
31.let 32.lose 33.make 34.mean 35.meet 36.pay
37.pay 38.put 39.read 40.ring 41.run 42.say
43.see 44.send 45.show 46.sing 47.sit 48.sleep
49.speak 50.spend 51.stand 52.swim 53.take 54.teach
55.tell 56.think 57.throw 58.win 59write 60.wake
最佳答案：
1.are-were-been(是)2.become-became-become(变成)3.begin-began-begun(开始)4.break-broke-broken(打破)5.bring-brought-brought(带来)6.build-built-built(建造)7.buy-bought-bought(买)8.catch-caught-caught(接...