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【单选题】
蚂蚁在自然界的分布型为(    )。
A.
均匀分布    
B.
成群分布    
C.
随机分
D.
带状分布
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【简答题】They saw him grow up from (child)______.
【简答题】You learn from him/her.
【单选题】The boy asked the teacher to excuse ______.
A.
him to interrupt her
B.
him from interrupting her
C.
that he has interrupted her
D.
his interrupting her
【单选题】天然食品中所含的酸主要是()
A.
盐酸
B.
硼酸
C.
有机酸
【单选题】天然食品中所含的酸主要是
A.
盐酸
B.
硼酸
C.
有机酸
D.
硫酸
【单选题】She writes ___ from time to time.
A.
him to letters
B.
a letter him
C.
him a letter
D.
letter to him
【单选题】In winter people usually keep flowers in their houses to them from the cold weather.
A.
produce
B.
provide
C.
protect
D.
plant
【单选题】It is better to teach a man how to fish than ____________ him fish.
A.
to find
B.
offer
C.
to give
D.
provide
【单选题】天然食品中所含的酸主要是( )。
A.
盐酸
B.
硼酸
C.
有机酸
D.
无机酸
【多选题】可转换公司债券的特征是( )。
A.
具有公司债券和股票的双重特征
B.
投资者可自行选择是否转股
C.
转债发行人拥有是否实施赎回条款的选择权
D.
转债持有人拥有是否实施赎回条款的选择权