题目内容

Ilikemanysports,suchas_______footballandbasketball.

A. singing
B. writing
C. volleyball
D. sleeping

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Tomgoes_______everymorning.

A. jog
B. tojog
C. joging
D. jogging

whichkindof________doyoulikebest,walking,hikingandswimming?

A. goods
B. music
C. sports
D. books

Doingsportsisgoodforyour_______.

A. healthy
B. health
C. weight
D. Stress

下列哪一点是构件概念的正确表述?

A. 构件一定是机器零件组合而成的
B. 构件是机器的装配单元
C. 构件是机器的制造单元
D. 构件是机器的运动单元

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