把8米长的绳子平均分成5份,每一份是8米的______,每份是______米.

题型:填空题

问题:

把8米长的绳子平均分成5份,每一份是8米的______,每份是______米.

考点:分数的认识及意义
题型:填空题

真菌的特征是

①细胞内没有成形的细胞核 ②细胞内有真正的细胞核 ③能产生孢子,孢子能发育成新个体 ④通过分裂方式繁殖后代 ⑤细胞内没有叶绿体[ ]

A.①③⑤

B.②③⑤

C.①④⑤

D.②④⑤

题型:填空题

关于中、晚期妊娠的检查与体征,下列哪项是错误的()

A.孕妇于妊娠18~20周开始感有胎动,妊娠周数越多,胎动越活跃,直至临产

B.孕18~20周即可经腹用听筒听到胎儿心音

C.孕24周时经腹壁可触到子宫内的胎体

D.妊娠24周时多能描记到较规律的心电图图形

E.子宫增大与孕周相符

题型:填空题

改错(共10小题;每题1分,满分10分)

此题要求你对一段文章改错。先对每一行作出判断是对还是错,如果是对的在该行右边的横线上划一勾(√);如果有错误(每行不会多于一个错误),则按情况改错如下:

此行多一个词:把多余的词用斜线(/)划掉,在该行右边横线上写出该词,并也用斜线(/)划掉。

此行缺一个词:在该缺词处加漏字符号(∧)在该行右边横线上写出该加词。

此行错一个词:在错的词下划一横线,在该行右边横线上写出改正后的词。

Dear Ralph,  

I’m a newcomer here of a small town and I need your        66. ____

help now. I would describe myself as a shy and quietly girl.   67. ____

It always seems difficult for me to do things well as                         68. ____

my classmates. I’m sure they will laugh to me and                       69. ____

regard me as a fool. So I feel unhappy every day.                               70. ____

Besides, I have few friends. I don’t know that they                  71. ____

don’t like to talk with me. Sometimes, we talked to each other  72. ____

very well in class, but after class we become stranger at                73. ____

once. I am trying to improve the situation since it doesn’t 74. ____

seem to work. Can you tell me about what I should do?                      75.____

Yours,

Xiao Wei

题型:填空题

以下关于胎儿血循环的叙述错误的是

A.从胎盘来的动脉血经脐动脉进入胎儿体内

B.右心房的血可经卵圆孔进入左房

C.供应上肢的血液的氧含量较下半身的高

D.动脉导管开放

E.肺处于压缩状态

题型:填空题

三维旋转时,从O点向旋转轴的正方向看,逆时针为()。

更多题库