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【简答题】
In Chicago,there is ______ on the ground, and people are wearing ______.
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皮皮学刷刷变学霸
举一反三
【多选题】关于血小板描述正确的是:
A.
无细胞核
B.
周边称透明区,中央为颗粒区
C.
是骨髓中单核细胞脱落的胞质小块
D.
血涂片中呈不规则形,聚集成群
【简答题】句型转换。 1. David's mother wants to buy him some nice food.(同义句) David's mother _____ _____ to buy some nice food _____ _____ . 2. There is only one English book in my bag.  (对划线部分提问) _____ _____ English...
【判断题】David wants to iron his business clothes before his meeting the next morning.
A.
正确
B.
错误
【单选题】May I smoke here? No, you ( ).This is a no-smoking room.
A.
needn't
B.
mustn't
C.
couldn't
D.
wouldn't
【判断题】草船借箭说明周瑜是一个不顾大局,心眼狭窄而且阴险之人。( )
A.
正确
B.
错误
【单选题】May I smoke here? No, you ---------- .
A.
may not
B.
can't
C.
needn't
D.
may
【单选题】加工锥度和直径较小的圆锥孔时,宜采用的方法
A.
钻孔后直接铰锥孔
B.
先钻再粗后精铰
C.
先钻再粗车,再精铰
D.
先铣孔再铰孔
【单选题】已知如图所示的哈夫曼树,那么电文CDAA的编码是( )A.110100 B.11011100 C.010110111 D.11111100【图片】
A.
A
B.
B
C.
C
D.
D
【单选题】下列选项中是正常眼的是(  )
A.
B.
C.
【单选题】David wants to live in cities because he likes city life.
A.
B.
False
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