______ will you come back? --- In an hour.How soon B. How often C. How long D. How far
I don’t know ________ a show. Can you tell me?
I think _________ important to learn English well.
The teacher told the students ________ talk in class.
It’s important ______ you ______ out for a walk after supper.
—_______go to the cinema together with me ? —Good idea .