________ you have the drug habit, you"ll find it hard to get rid of. [ ]A.

题型：陕西省同步题难度：来源：

________ you have the drug habit, you"ll find it hard to get rid of. [      ]
A. Unless
B. Once
C. Though
D. Before

答案

举一反三

We can"t have lunch at the restaurant, because ________. [ ]
A. all of us don"t have money
B. not all of us have money
C. everyone of us don"t have money
D. none of us have money

题型：陕西省同步题难度：| 查看答案

_____ maths is concerned, Tom is the best student in our class.[     ]
A. As long as
B. As soon as
C. As for
D. As far as

题型：同步题难度：| 查看答案

—Can I watch the football match on TV tonight, Mum?
—_____ you finish all the homework first.[     ]
A. If only
B. Only if
C. Even when
D. Not unless

题型：同步题难度：| 查看答案

The foreigner was talking to the children in the park ______ he was familiar with them.[     ]
A. even though
B. in case
C. so that
D. as if

题型：安徽省期中题难度：| 查看答案

_______ the manager came to Beijing on business, he would visit his old friends there. [      ]
A. Every time
B. Many times
C. In no time
D. All the time

题型：安徽省期中题难度：| 查看答案