对于静止在光滑水平面上的物体施加一水平拉力，当力刚开始作用的

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问题选择题

对于静止在光滑水平面上的物体施加一水平拉力，当力刚开始作用的瞬间[ ]

A．物体立即获得速度

B．物体立即获得加速度

C．物体同时获得速度和加速度

D．由于物体没来得及运动，所以速度和加速度都为零

答案

答案：B

听力题

小题1:The ______ (喷泉) of Rome are famed（著名的） for their architectural beauty.

小题2:They've had to put our wedding off until______ (九月).

小题3:The country was ______ (解放) in 1966.

小题4:Stick stamps on the ______(信封) and post the letters.

小题5:While Mary worked in the ______(厨房), she talked to Henry, but he was not listening.

小题6:All the roads were ______(堵住) by the heavy snowfall.

小题7:It’s not allowed for the car drivers to drive without ______(系) seat belts.

小题8:Tom bought two ______(梨) trees for his garden.

小题9:______(唱) this way, the song Yesterday Once Moresounds more beautiful.

小题10:He won the gold ______(奖牌) in the men’s marathon at the 29^th Olympic Games.

单项选择题 B型题

早期糖尿病肾病（）。

A.溢出性蛋白尿

B.微量白蛋白尿

C.大量白蛋白尿

D.直立性蛋白尿

E.组织性蛋白尿