1. We were rowing against the current.
    我们逆水划船.

2. Some children were playing games on the bank and there were some people rowing on the river.
    孩子们在岸上做游戏, 有些人在河里划船。

3. Some children were playing games on the bank and there were some people rowing on the river.
    河岸上有些孩子正在玩耍，河面上有些人正在划船。