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【单选题】
叶菜类蔬菜是指以植物的肥嫩的( )和叶柄为食用对象的蔬菜。
A.
叶片
B.
叶心
C.
D.
叶茎
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参考答案:
举一反三
【判断题】图书分类号由英文字母和阿拉伯数字组成,字母是一级类目,后面的数字分别表示为二、三、四级类目,从左面起,每三位数字后加一圆点。以上说法对不对?
A.
正确
B.
错误
【单选题】_____ that they had to stay at home all day. A.So the weather was terribleB.The weather so terrib
A.
29._____ that they had to stay at home all day. A.So the weather was terrible
B.
The weather so terrible was
C.
So terrible was the weather
D.
So was the terrible weather
【单选题】The poor boy seems _____ the news that his father died in the car accident for there is no sign of sorrow on his face.
A.
not to be known
B.
not to have received
C.
to have not received
D.
not to know
【单选题】案卷用棉线在左侧三孔装订,棉线装订结打在背面。装订线距左侧( )
A.
40mm
B.
10mm
C.
20mm
D.
30mm
【单选题】案卷用棉线在左侧( )孔装订,棉线装订结应打在背面。
A.
B.
C.
D.
【单选题】案卷用棉线在左侧(    )孔装订,棉线装订结打在背面。装订线距左侧20mm.上下两孔分别距中孔80mm。应整齐、牢固,便于保管和利用。也可用于装订机活页装订,不宜采用死页装订。
A.
B.
C.
D.
【判断题】单 角 铣 刀圆 锥 面上的切削刃是主切削刃,端面上的切削刃是副切削刃。
A.
正确
B.
错误
【简答题】We didn't enjoy the day____the weather was so bad .( )A. because B. though C. unless D. till
【简答题】案卷用棉线在左侧三孔装订,棉线装订结打在背面。装订线距左侧( ) A.40mm B.10mm C.20mm D.30mm
【单选题】We didn't enjoy the day ______ the weather was so awful. [     ]
A.
until
B.
because
C.
unless
D.
even though
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