After the terrorist attack last month, anyone at the airport heavy bags, bottles of liquid, or whatever, could be stopped and questioned by the police.
| A．seen carrying | B．seen carry |
| C．seen to carry | D．seen to be carrying |
They spent the afternoon _________ in the street, not knowing what to do.
| A．putting on | B．blocking out | C．holding out | D．fooling around |
If you say that someone is ________ for a shock or a surprise you mean that they are going to experience it.
| A．out | B．in | C．at | D．on |
We wouldn’t go abroad for our vacation _______ we could afford it.
| A．as if | B．so that | C．in case | D．even though |
We can’t wait. We have to_______ the direction and the distance before we take action.
| A．make out | B．pick out | C．think out | D．turn out. |
Jenny hopes that Mr. Smith will suggest a good way to have her written English ________.
| A．improved | B．improving | C．to improve | D．improve |