She says that she’ll have to close the shop ________ business improves.(2013·江西，28)
| A．if | B．unless |
| C．after | D．when |
David won’t get lost—he has a good of direction.
| A．feeling | B．idea | C．experience | D．sense |
Some people try to knock me down, only me more determined to do better.
| A．to make | B．makes | C．having made | D．made |
She removed hat she was wearing and tried on _____ black silk one.
| A．a; a | B．the; the | C．the; a | D．a; the |
Our car broke down suddenly and the heavy rain our helplessness.
| A．made out | B．led to | C．turned out | D．added to |
—Have you seen Jack recently?
—No. He for another company now.
| A．is working | B．had worked | C．worked | D．was working |