I saw a duck in the river.改为一般疑问句
I saw a duck in the river.改为一般疑问句
I saw a lot of ducks in the river.(改为一般疑问句)
I can swim in the river 改为一般疑问句
I saw a very cute boy in the park this morning.改为一般疑问句.
There is a duck in the river[改为复数]
There are many fish in the river.(改为一般疑问句) I am playing the
I used to swim in the river near my home(改为一般疑问句)还有一些
i saw the land and the sea.改为一般疑问句
He used to swim in the river改为一般疑问句
There are some fish in the river. (改为一般疑问句)'
they saw some paiting in the museum.(改为一般疑问句)
They saw same seals in the sea.(改为一般疑问句)