1) They were fishing for carp.
他们在钓鲤鱼。
2) They are fishing for carp
他们在捉鲤鱼。
3) They were fishing the mouth of the river.
他们在河口钓鱼。
4) We are fishing for trout.
我们在钓鳟鱼。
5) He fished the stream for trout .
他在溪中钓鳟鱼。
6) They are fishing in the river.
他们在河里捕鱼。
补充资料：他们
1.代词。称自己和对方以外的若干人。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条