---Come in and make yourselves at home.
---__________.
| A．Yes | B．Sure | C．Good | D．Thanks |
—What did our geography teacher say?
—She told us that the earth _____ around the sun.
| A．moves | B．moved | C．has moved | D．was moving |
—Lily, _____ you _____ your ticket?
—Not yet!
| A．did; find | B．do; find | C．has; found | D．have; found |
We couldn’t wait _______ a good rest after the exam.
| A．have | B．to have | C．making | D．to make |
Although we’ve learned English for years, we have trouble _____ the foreigners.
| A．understand | B．to understand | C．understanding | D．of understanding |
-----How many students are there in the classroom?------_______.
| A．Nobody | B．None | C．No one | D．No |