an

冠词一个; 一（在元音字母前代替不定代词a）; 一任一某一

假期

健康和社会问题

学校

1. 丙烯腈：且共聚反应速度大于N-苯基马来酰亚胺的均聚反应速度;共聚物的特性粘数随转化率的增加而降低,反应物摩尔分数的改变基本不影响共聚物的玻璃化转变温度.[关键词]N-苯基顺丁烯二酰亚胺(NPI) 丙烯腈(AN) N-乙烯基甲酰胺

2. 岸：村子前面有一条(tiao)碧(bi)蓝(lan)的小河,河水缓缓(huan)地向东流(liu)去,河两岸(an)有田野(ye)和青山. 山坡(po)上开着各种颜(yan)色的鲜(xian)花. 河上有一座白色的小桥. 一群鱼儿在河里游来游去. 五月三十日是小书虫的生日,

3. an：aneuploidy; 非整倍体

4. an：acoustic neuroma; 听神经瘤

5. an：aneurysm; 脑动脉瘤

6. an：auditory neuropathy; 听神经病

1. danci.911chaxun.com

1. （在发音以元音开始的单词前，代替不定冠词a）
    An is used instead of 'a', the indefinite article, in front of words that begin with vowel sounds.

1. But they also noted that more is needed to be done in terms of business promotion to guarantee an early recovery.

2. \u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD

2. It said Major has done an outstanding job managing the China business over the past five years.

3. Take the University of International Business and Economics in Beijing as an example.

4. " It is an honour to be in the presence of these Nobel laureates, " said one student at the University of International Business and Economics.

5. Junior Achievement is an international movement to educate young people about business and economics.

6. danci.911chaxun.com

6. Students line up for an interview during a job fair at the University of International Business and Economics on March 11.

7. An increasing number of Chinese companies have been aware of the value of enterprise data warehouses that can greatly improve their business efficiency.

8. The employment promotion fund should be used with better efficiency, says an article in China Business Times.

9. an

9. But when it involves political tricks, business will come to an end soon.

10. An experienced business English language tutor will help improve your business English speaking and writing skills with private lessons.

noun