His father and mother often argue _______ what TV programmes _________.
Do you have difficulty ____ English?
. —Why do you ____ very happy this afternoon? —Because we are going to spend the evening at Lily’s house.
—Michael has a fever, so he isn’t able to come. —____
---- How much does it _______ to fly from Beijing to Haikou one-way? ---About 1000 yuan.
--- Why is Lily so upset? --- She didn’t win the game just now. So she is _____ now.