–How much of his speech do you think you have understood?--_____. I wish I had worked harder.
--- Do you know ________ girl over there? --- Yes. She is ________ exchange student from America.
The teacher said that they ______ hard-working students.
---Do you like talking with your friends on the telephone or on the QQ? --- _______. I enjoy chatting face to face.
The teacher encourages her students _____ English as much as possible.
I will stay at home and read books if it _______ tomorrow.