搜题请搜索小程序“爱下问搜题”
问题 单项选择题

正常成人红细胞中90%以上的血红蛋白是（）。

A.HbA

B.HbA2

C.HbH

D.HbF

E.HbS

答案

参考答案：A

阅读理解
阅读理解。
Sunshine TV
Golden TV
18:30 Cartoon World : Hello Kitty 18:00 TV Classroom: Modern English
19:00 Today’s News 18:30 Animal World
19:30 Weather Report 19:00 Documentary : In Asia
19:40 Food and Health 19:40 News in English
20:10 Drama series: The Three Kingdoms 20:10 Sports World: Football Match
21:25 Game Show: Lucky Winner 22:00 Chat Show
23:00 China Music TV 22:30 News Round-up
23:30 On the Screen next Week 23:00 Film: Roman Holiday
1.“Modern English” is a programme that _____________
A. tells you something about English classroom      
B. lets you know English news
C. teaches you English                          
D. makes foreign friends
2．If you are interested in football games, you’ll choose  ______first .
A. Food and Health
B. Sports World
C. Today’s News
D. Game Show
3．Our class is going to have a picnic tomorrow. We should pay attention to the program at “___” .
A. 19:00 on Sunshine TV.  
B. 19:30 on Sunshine TV
C. 19:00 on Golden TV.      
D. 19:30 on Golden TV
4．Millie likes Audrey Hepburn very much. She can watch TV at  _______
A. 20:00 on Sunshine TV.
B. 23:00 on Sunshine TV
C. 19:40 on Golden TV.      
D. 23:00 on Golden TV
5. Lili’s grandfather likes watching TV news, but he goes to bed before 22:00 every day. How many times can he watch TV news on the two channels?  
A. Once    
B. Twice    
C. Three times    
D. Four Times
查看答案
单项选择题

疳积上目的西医学病因是：

A．外伤

B．细菌感染

C．病毒感染

D．遗传

E．维生素A缺乏
查看答案