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【单选题】
Der Polizeiwagen fuhr schnell _________ die ganze Stra ße.A.
durch
B.
über
C.
um
D.
an
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【简答题】美术包括、、建筑、工艺美术、书法等。
【单选题】In recent years many countries of the world have been faced with the problem of how to make their workers more productive. Some experts claim the answer is to make jobs more varied (多种多样的). But do mor...
A.
offer greater productivity
B.
drive workers to work harder
C.
make workers more productive
D.
make worker's life more enjoyable, but do not make them more hardworking