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【简答题】
照样子，写出各种量之间的关系式，然后判断是否成正比例关系。 例：比值一定，比的前项和后项。 因为：前项：后项=比值（一定），所以：前项和后比例关系。 （1） 一本书，看过页数与未看的页数。 （2）买同一种香皂的块数与需要的。 （3）平行四边形的底一定，它的面积和高。
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举一反三
【单选题】Martin ______ his bike ______ accident this morning. [ ]
A.
felt off, by
B.
fell off, by
C.
fell down, by
D.
felt off, in
【单选题】The child ______ his bike and hurt himself. [ ]
A.
fall down
B.
fall off
C.
fell down
D.
fell off
【单选题】The boy the bike, and it made his parents worried. [ ]
A.
fell off
B.
fell down
C.
fell from
D.
fell
【单选题】Speaker A: Jenny fell off and hurt her right leg. Speaker B: ____
A.
I’m sorry to hear that.
B.
I’m feeling bad.
C.
I think so.
【简答题】影响瓦楞纸箱的抗压强度因素有哪些？
【单选题】《离骚》中有好多人物,但下列四项中有一项不是( )
A.
在诗歌中被称为灵修、荃、哲王的君主
B.
楚辞作家宋玉
C.
劝说作者的最亲近的人叫女媭
D.
为作者占卜降神的灵氛和巫咸
【单选题】-- Jenny fell off the bus and hurt herself. -- .
A.
I'm sorry to hear that
B.
It doesn't matter
C.
It's a pleasure
D.
Thank you
【简答题】One day a poor farmer was taking a bag of wheat to town. Suddenly the bag fell off his horse onto the road. He did not know what he could do about it because it was too heavy for him to lift by himsel...
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