She sings so beautifully! I have never heard .
Sixteen-year-oldsto drive.
— do you study for tests? —I studylistening to tapes. A. How; with B. What; with C:.How; byD. What; by
Don’t forget ______ the door when you leave.
---What are you doing tomorrow? --- I.
It’s easy ______ English and it’s important ______it.