—It’s too hot. Why not go swimming with us? —___________ .
Tari Apps(打车软件)can help us travel around more easily.____more and more people like using them.
—Listen ! Helen is singing in the next room.It ____ be Helen. She has gone to Beijing.
-The presidents of China and the USA had ________ interview a short time ago.—And it was ________ great success.
— What's wrong with your uncle?— We're sure _______ something is wrong with him, but we doubt _______ the disease can kill him.
Did your father tell you _______?