Small as it is, the ant is as much a creature as ____ all other animals on the earth.
A. do
B. are
C. is
D. have
查看答案
Many a man ____ Beijing Opera in China.
A. enjoying
B. to enjoy
C. enjoy
D. enjoys
The number of pages in this book ____ 900.
A. are
B. were
C. is
D. was
Not only all the planets but also the sun ____ in constant motion.
A. are
B. were
C. be
D. is
You can try booking a flight by using your smart phone, but most airlines aren’t that advanced yet.
A. 你可以用智能手机预选座位，但大多数航空公司还未能提供这种服务。
B. 你可以尝试用智能手机订机票，但大多数航空公司还没有这么先进。
C. 你可以在飞行过程中使用智能手机，但大多数航班都不允许这么做。
微信支付 
支付宝支付