—Will you give me a hand? I have some trouble_______ the scientific problem.
—Don't worry. I'll try my best to help you _______.
| A．solving; in five minutes |
| B．to solve; in five-minute |
| C．to solve; after five minutes |
| D．solving; after five-minutes |
【2014重庆】Practice more, ________ you’ll do better in playing chess.
| A．but | B．and | C．when | D．after |
【2014山东滨州】The teacher asked me to read aloud ____________ all the students could hear me.
| A．so that | B．for |
| C．because | D．in order to |
【2014浙江丽水】Good friends are like stars. You don’t always see them, ______ you know they are there.
| A．as | B．but | C．for | D．then |
【2014山东泰安】Your dream will come true _______ you put your heart and sour into it.
| A．if | B．unless |
| C．although | D．until |
【2014重庆】Your uncle will come to see you as soon as he ______ here.
| A．arrives | B．arrived |
| C．will arrive | D．is arriving |