Nobody except Lily and Lucy___New York for a month last year. Only they can be our guides.
| A．have been in | B．has been in |
| C．was in | D．has been to |
Hey, boys and girls! Stop ____. I have something interesting to tell you.
| A．to talk | B．to talking | C．talks | D．talking |
Look! David is helping his mother _______ the room.
| A．is cleaning | B．cleaning | C．cleans | D．clean |
—Lily, here are your pens. Please _____.
—OK, Mom.
| A．put away it | B．put it away | C．put away them | D．put them away |
—Bruce,how many students are there in your school?
—Mmm, about.
| A．two thousands | B．two thousands of |
| C．two thousand of | D．two thousand |
—Do you plan your homework at home?
—Yes, of course.
| A．to do | B．to make | C．doing | D．making |