七年级一班有2a-b个男生和3a+b个女生,则男生比女生少______人.

题型:填空题

问题:

七年级一班有2a-b个男生和3a+b个女生,则男生比女生少______人.

考点:整式的加减
题型:填空题

试述流行性脑脊髓膜炎的病理变化特点。

题型:填空题

女性患者,33岁,孕3产0,最后一次妊娠至今已5年,未采取任何避孕措施,妇查:宫体正常大小,双附件正常,初诊:继发不孕。

子宫输卵管碘油造影禁忌证()

A.子宫输卵管慢性炎症

B.子宫输卵管结核

C.子宫输卵管良性肿瘤

D.子宫输卵管位置形态异常

E.子宫输卵管出血

题型:填空题

You will be  _______ if you don’t take any medicine. 

A.in danger

B.in peace

C.in relief

D.in the wild

题型:填空题

用适当的疑问词填空。

1.- ________is your favourite,rice,bread or noodles?

- Rice.

2.________does Simon play football with on Tuesday afternoon?

3.________do people in China celebrate the Chinese New Year?

4.- ________doesn't Hobo dress up as a ghost?  

- It's not very interesting.

5.- ________skateboard is this?    

- I am not sure.Maybe it is Mary's.

6.- ________is this T-shirt ?

   - It's very cheap.It is about 50 yuan.

7.- ________is it from your home to your school?

   -It's about five minutes' walk.

8.- ________do you read English in the morning?  

- For half an hour.

9.- ________times do you do sports a week?  

- Twice.

10.- ________ is the man under the tree?    

- He is a policeman.

题型:填空题

需量为规定时间内的平均电量。

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