问题 填空题 案例分析题

下图是人体甲状腺细胞摄取原料合成甲状腺球蛋白的基本过程,试回答([()]中填序号,()内填写名称)

用含18O标记的氨基酸培养上图细胞,则出现18O的部位依次为()(用图中序号回答)。甲状腺球蛋白合成过程体现了生物膜()。

答案

参考答案:①③②⑥④;生物膜在功能上有一定的联系

问答题 简答题
改错题

VI. 短文改错

找出下面一段文章中的错处并改正。如该行缺一词,在文中缺词处标上“  ” ,并在相应的横线上写上正确的词语;如该行多一词,在文中用斜线划掉多余的词,并在相应的横线上写上该词,用斜线划去;如该行错一词,在文中用横线标出,再在相应的横线上写上正确的词语。如该行无错,在相应的横线上打上“  ” 。

示例:

Betty wants to be  nurse and works with sick people        a      

who need her helps.                                help     

Last summer Betty  had  broke her leg.                had    

The pain was very great and she couldn’t walk.                   

The telephone rang and I picked out the receiver(话筒). “Hello,”   69.____________

I said.  “Hello,” said the voice. “Bill here, is Betty there?”         70.____________

“I’m sorry,” I said, “You have got the wrong number.”             71.____________

A few seconds late, the telephone rang again. Just                 72.____________

as I expected he was Bill, “You have made a mistake again.”        73.____________

I explained. The telephone rang a third time. This made I           74.____________

angry. I speak in a big voice, “Hello, Bill, Betty here.”             75._____________

For a moment there was a dead silent. Then someone said,         76._____________

“What’s the wrong with you, Tom?” It was my mother.            77._____________

I could do anything but say sorry to my mother.                  78_____________