问题
单项选择题
制备维生素C注射液时,以下不属于抗氧化措施的是
A.通入二氧化碳
B.加亚硫酸氢钠
C.调节pH6.0~6.2
D.100摄氏度15min灭菌
E.加入乙二胺四乙酸二钠
答案
参考答案:D
制备维生素C注射液时,以下不属于抗氧化措施的是
A.通入二氧化碳
B.加亚硫酸氢钠
C.调节pH6.0~6.2
D.100摄氏度15min灭菌
E.加入乙二胺四乙酸二钠
参考答案:D
完形填空。 | |||
The story tell us about the British writer, Richard Savage. He was once living in London with_ 1_ money in his pockets. In order to get some food and clothes he wrote the story of his life and managed to have it _2__ .But not many copies of his books were __3_ in the shops, and he was still living a hard life. Because of anxiety and malnutrition, he became very weak and before long fell _ 4_ ,and a doctor was sent for. The doctor was not rich enough, but __5_ literature. He tried his best to cure Savage of his illness and a week later Savage was out of __6_ When he finally recovered his __7_ , the doctor sent a bill to Savage for his __8_ ,but poor Savage had no money to __9_ it. The doctor waited for a month and sent another bill. __10_ no money again, the doctor went to Savage himself. " You know you __11_ your life to me," said the doctor, "and I should _12__ some thankfulness from you." "I __13_ ," said the writer, " you've done a great favour for me and to __14_ that I'm not ungrateful for your kindness, I'll __15_ my life to you." With these _16__ he handed the doctor two copies of The Life of Richard Savage. The doctor took the books home and began to __17_ them carefully. "I see I've _18__ the life of a great writer," the doctor said to himself with a sense of pride. " Maybe this is the only thing I could be really __19_ in my life." Five years later Savage called on the doctor to pay his bill, only to find that the doctor had already _20__. | |||
( )1.A. much ( )2.A. published ( )3.A. bought ( )4.A. weak ( )5.A. was interested in ( )6.A. safety ( )7.A. sight ( )8.A. care ( )9.A. pay ( )10.A. Receiving ( )11.A. promise ( )12.A. wish ( )13.A. refuse ( )14.A. explain ( )15.A. offer ( )16.A. words ( )17.A. write ( )18.A. made ( )19.A. fond of ( )20.A. passed away |
| C. little C. encourage C. printed C. frightened C. was popular with C. danger C. movement C. a ttention C. afford C. Keeping C. lend C. get C. warn C. describe C. give C. compositions C. improve C. trained C. proud of C. hurried off | D. enough D. protected D. showed D. ill D. struggled against D. injury D. action D. treatment D. allow D. Kept D. owe D. master D. suppose D. plan D. damage D. collections D. read D. taught D. worried about D. run away |