The following countries are the rising stars in the aerospace industry EXCEPT
A. Russia.
B. India.
C. France.
D. China.
查看答案
正确答案是（）
A. On the contrary
B. On the average
C. On the whole
D. On the other hand
正确答案是（）
A. capabilities
B. responsibilities
C. proficiency
D. efficiency
正确答案是（）
A. if only
B. now that
C. so that
D. even if
Which of the following is NOT true according to the conversation？
A. Doctors will try plastic teeth on people.
B. Doctors have made plastic teeth work on animals.
C. Toothache always bothers people.
Doctors are trying to transplant a person's tooth to another person.
微信支付 
支付宝支付