Scientists had thought the "explosion" was caused by ______.
A. a meteor
B. a small comet
C. an spaceship from another planet
D. some big fire
查看答案
The answer was probably given by ______.
A. the US President visiting China
B. the Chinese President visiting the United States
C. the US President at an international conference
D. the US President visiting Japan
功用与枳实同，但作用较缓和，以行气宽中除胀为主的药物是( )
A. 佛手
B. 枳壳
C. 香附
D. 橘皮
E. 香橼
既能治疗咳嗽气喘，又能治疗肠燥便秘的中药是( )
A. 杏仁、苏子
B. 杏仁、胖大海
C. 杏仁、火麻仁
D. 杏仁、柏子仁
E. 杏仁、郁李仁
To verify that your printer is operating correctly, you can run the printer (75) program。
A. driver
B. view
C. browse
D. self-test
微信支付 
支付宝支付