He tries to spend as much time as he can ____ Chinese well. A to study B studies C. studying D. study
Ask your brother to call me if he ______ back tomorrow.
--Would you please tell me________this DV? --Yes.It’s very easy.
Jack’s mother wondered_________.
The mountain was ________ high _________few people in our city reached the top.
Don’t__________your dream. I’m sure your dream will come true one day.