在播种时,一般尽量选用粒大饱满的种子,因为这样的种子中含有较多的营养物质.___

题型:填空题

问题:

在播种时,一般尽量选用粒大饱满的种子,因为这样的种子中含有较多的营养物质.______.

考点:种子萌发的条件和过程
题型:填空题
选词填空。从下面方框中选择适当的选项填入短文中,使短文通顺、完整。选项中有两项是多余的。
A. present     B. explained     C. poor     D. but          E. nothing     F. with     G. everything  
H. why          I. children         J. build      K. excited    I. what
       Elizabeth lived with her six children in a small house.  One winter, there was a big flood, and quite a
few houses were washed away,   1   Elizabeth's house was high enough to escape it. Elizabeth took in
one of the families which had lost   2  .She shared her home until the family could   3   another house.
       Elizabeth's friends could not understand   4   she wanted to give so much when she already had so
many children to support. "Well," Elizabeth   5   to her friends, "at the end of the World War I, there was a   6   woman in a town in Germany.  Her husband had been killed in the war and she had a lot of    7   ,
just like me now. "
       "The day before Christmas," this woman said to her children, "we won't be able to have much for
Christmas.  I'm going to get just one   8   for us all.  Now I'll go and get it." She came back   9   a little
girl who had no parents. "Here's our present," she said to her own children.
       "The children were very   10   to get such a present. They welcomed the little girl warmly,  and she
grew up as their sister.  I was that Christmas present. "
题型:填空题
下面划线字的注音,正确的一项是
 [ ]
A、强(juè) (liǎn) (fèn) 溅(bèng)
B、称(yún) 息(xī) 纤(xiān) 骨(hái)
C、夺(cuàn) (pìn) 蔽(yīn) (xiáng)
D、托(hōng) 笑(nì) 蓄(zhù) (hé)
题型:填空题

抗体的化学本质是

A.蛋白质

B.维生素

C.无机盐

D.糖类

题型:填空题

两个数相除商是38,被除数乘7,除数乘7,商是(  )。

题型:填空题

长期饥饿时血糖的主要来源是()

A.食物中获取

B.肝糖原的分解

C.肌糖原的分解

D.肌蛋白降解来的氨基酸

E.甘油的糖异生

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