The reports went missing in 2012 and nobody them since then．
| A．sees | B．saw |
| C．has seen | D．had seen |
You________supposed to take them out of the room．
| A．didn’t |
| B．aren’t |
| C．don’t |
| D．can’t |
I don’t suppose anyone can work out the problem，________?
| A．do I |
| B．don’t I |
| C．can they |
| D．can’t they |
—Could you give me some________on how to learn English________?
—Sure．Practice makes perfect．
| A．advice；good |
| B．suggestions；good |
| C．advice；well |
| D．suggestion；well |
—All the workers went home yesterday________Mr．White．Why?
—Because he was on duty．
| A．except |
| B．besides |
| C．except for |
| D．beside |
—I don’t know________next．
—You’d better finish your homework first．
A．what to do
B．how to do
C．when to do