You look tired.You’d better________a good rest.
---How is everything going in the school, my boy? ---_______.
He used to _______ in a village, but now he has been used to _______ in the big city.
_______ he exercises every day, _______ he is very healthy.
---- Do you think the English class is _____________? ---- Yes, I enjoy it very much.
There’s little milk in the bottle,_____?A isn’t there B is there C is it D isn’t it