问题 单项选择题

有关药理学的配伍变化描述正确的是()。

A.药物配伍后产生气体

B.药物配伍后产生沉淀

C.药物配伍后产生变色反应

D.药物配伍后毒性增强

E.药物配伍后产生部分液化现象

答案

参考答案:D

解析:[知识点] 配伍变化的类型

阅读理解

Dear Dad,    

         I’m writing to you from Beijing. You don’t know how happy I am to be here. Mother and I arrived here on the night of 10th. Auntie met us at the station. The next morning, we got up early. It was Sunday and Uncle took us out for a ride on the bus. Everything was so beautiful, I was so excited, so was mother.  

       That afternoon Auntie took us to Beihai Park. First we climbed the hill, then we went boating on the lake, While we were there, we met some overseas Chinese. They come back to visit every year. They are proud of(以…为骄傲)China because it is stronger and more beautiful every day.   

       I haven’t seen the Summer Palace yet, but Uncle has promised(允诺) to take me there and to the zoo this coming Sunday. Yesterday Uncle took me to see his factory.A week has passed. I’ve seen and heard a lot of interesting things.

      I’ve written down most in my diary. I’ll tell you more next time.It’s time for bed, so I’ll close here. Hope to hear from you soon.                                                           

                                                                                                                        Love

                                                                                                                        Hua

1.Where did Hua write the letter? In ________.

A. Beihai Park      

B. the Summer Palace

C. Beijing

D. Shanghai

2. How many days have Hua and her mother stayed to the time she wrote the letter? ________.

A. A week.    

B. Eight days

C. Ten days.

D. Eleven days.

3. What day did Hua see her uncle’s factory? ________.

A. Monday

B. Tuesday

C. Sunday

D. Saturday

4. When did they arrive in Beijing? ________.

A  Aug. 10th.

B.Aug. 11th.

C. Aug. 12th.

D. Aug. 12th.

5. Which sentence is true? _______.

A. Hua comes from the USA.

B. Hua comes from England.

C. Hua’s parents are in China now.

D. Hua may be a overseas Chinese.

单项选择题