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检测·课时达标l 知能达标演练
基础巩固
Ⅰ.单项填空
1.（2012·武汉高一检测）If your knowledge can be in some way ________ with my experience, we are sure to succeed.
A. joined B. united C. connected D. combined
2. Even though he is a disabled man, he tries hard to ________ by selling trees.
A. earning livings B. earn his living
C. earn livings D. to earn his living
3. （2012·青岛高一检测）If traffic moves at low speeds, the number of accidents will be ________.
A. pulled back B. cut down
