Read and match.( )1. What's the date? (

题型:补全对话,情景问答

问题:

Read and match.
( )1. What's the date?        
( )2. How do you feel?        
( )3. What's the matter?      
( )4. How big are your feet?    
( )5. How long is your pencil?
( )6. Does your nose hurt?    
( )7. Do you have a toothache?
A. I have a cold.  
B. It's l5 cm long.
C. No, it doesn't.
D. It's Jan. 12th.
E. I wear size23.                                                      
F. Yes, I do.      
G. I feel sick.    
考点:情景交际
题型:补全对话,情景问答

女孩,2岁。反复喘息发作4次,对花粉过敏,其父年幼时有哮喘病史。

为预防哮喘频繁发作,应选择哪项治疗()

A.脱敏疗法

B.吸入β2受体激动剂

C.口服抗过敏药物

D.口服色甘酸钠

E.加强锻炼

题型:补全对话,情景问答

大小分别是30N和25N的两个力,同时作用在一个物体上,对于合力F大小的估计最恰当的是[ ]

A.F = 55N

B.25N≤F≤30N

C.25N≤F≤55N

D.5N≤F≤55N

题型:补全对话,情景问答

什么是凝结时间?对混凝土施工有什么意义?

题型:补全对话,情景问答

下列图形中箭头所指的“点”违背哪条Westgard基本质控规则()

A.12s

B.13s

C.22s

D.R4s

E.10Xbar

题型:补全对话,情景问答

发电机调节器有单级式、()和晶体管式等类型。

A.电阻式

B.电容式

C.双级式

D.霍尔式

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