为什么不能选A______,we went swimming in the river.A.It was a very

It was ------ that they all went swimming in the river. we swimming very( ) in the river(happy). We went to swim in the river in a very hot day.这句错在哪儿? We went swimming in the river,这句为什么swim不用过去式呀? The boys went swimming in the river 请问为什么went用过去时 swimming却用 首字母填空高手来!A young man was swimming in the river.He saw a fat while we were swimming in the river,we saw a fish jump out o _____ we were swimming in the river,we saw a fish jump out o We had a good time ____ in the river.A.swim B.swimming C.swi A bee went to a river to drink.AS it was drinking.the bee ca She was swimming in the river 麻烦看看这题_____,we went swimming in the river.