问题
Look! The children ______ in the river.
A:swim
B:are swimming
C:is swimming
D:swims
B:are swimming
C:is swimming
D:swims
正确答案是:
同类题型
I must thank you for taking the trouble to look after my sick mother. —_______.
Linlin , _____toy car is that?—It is______.
I will come back to see you next week if I am free.
There is always a parking lot _____the shopping centre.[ ]
6. So far, most of the work by others, it’s your turn to do the rest of it.