I spent half an hour ___________ my homework.
| A．finish doing | B．to finish doing | C．finishing to do | D．finishing doing |
— I go out and play football after lunch? —No, you .
A. Do; mustn’t B. May; may not C.May; mustn’t
We already enjoyed on the farm.
A. work B. working C. worked
_______ do you want to be when you grow up ?
A. What B. How C. Who
—You must yourself and keep .
—Thank you.
A. look for; healthy B. look after; healthy C. look at; health
—Mike didn’t go back to his hometown last year, he?
—No, he.
A. didn’t; did B. did; did C. did; didn’t