问题
单项选择题
《中国药典》规定下列哪些药物测定比旋度( )
A．苯巴比妥钠
B．磺胺嘧啶 C．普鲁卡因
D．硫酸奎宁 E．地西泮
答案
参考答案：D
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《中国药典》规定下列哪些药物测定比旋度( )
A．苯巴比妥钠
B．磺胺嘧啶 C．普鲁卡因
D．硫酸奎宁 E．地西泮
参考答案：D
| 完形填空 | |||
| We live in the "computer age(时代)". When people talk about computers, they often say that computers can help people do 1 work. It is very 2 to work on the computer. Is 3 a computer in your home? What do you usually 4 on the computer? Now a computer can do a lot of work very 5 . Many students like playing computer games. They think computer games are 6 . Some students like music very much, so they often download music 7 the Internet. Some students use computers 8 for their school work. They get information about English, history, maths and other subjects. Some students send emails 9 their friends. In some schools, teachers use computers to teach, then students can 10 their homework on the computer. | |||
| ( )1. A. lot of ( )2. A. quick ( )3. A. here ( )4. A. do ( )5. A. good ( )6. A. interesting ( )7. A. in ( )8. A. studying ( )9. A. for ( )10.A. write | B. a lot of B. quickly B. there B. play B. bad B. interested B. of B. to study B. into B. writing | C. a lot C. slow C. these C. use C. well C. interests C. from C. studies C. to C. writes | D. a lots of D. slowly D. those D. check D. nice D. interesting D. on D. study D. at D. to write |