——What is Grace doing?
——She _____ in the pool.
| A．swims | B．swimming |
| C．does swimming | D．is swimming |
We have been in Chinathree years. We like it very much.
A. in B. since C. for
Jack likes reading a newspaperhe is having breakfast.
A. while B. and C. because
Welcome to my new house, Ann and John! Helpto some fruit.
A. myself B. yourself C. yourselves
This is my twin sister, Lucy. Not only she but also Igood at drawing.
A. is B. am C. are
All the visitors live onfloor.
A. two B. second C. the second