找考题网-背景图
单项选择题

A．Why species don’t avoid extinction by adapting.
B．Why species become extinct at the rate they do.
C．Why humans aren’t extinct.
D．How many species aren’t extinct.
<上一题 目录 下一题>
热门试题

单项选择题A．He enjoyed using it. B．He left it in the taxi. C．He left it at the airport. D．He lost it on his trip.

A．He enjoyed using it.
B．He left it in the taxi.
C．He left it at the airport.
D．He lost it on his trip.

单项选择题A．There was much more disorder. B．This time the electricity supply failed. C．It was quite unexpected. D．It came in the cool autumn.

A．There was much more disorder.
B．This time the electricity supply failed.
C．It was quite unexpected.
D．It came in the cool autumn.

单项选择题A．How to prevent children from watching TV. B．How children like frightening TV programs. C．What bad effects TV programs have on children. D．What teachers think of today’s children.

A．How to prevent children from watching TV.
B．How children like frightening TV programs.
C．What bad effects TV programs have on children.
D．What teachers think of today’s children.

单项选择题A．She easily gets embarrassed and nervous in class. B．She received a poor grade in the presentation. C．She had not completed her assignment. D．She was unable to attend her psychology class.

A．She easily gets embarrassed and nervous in class.
B．She received a poor grade in the presentation.
C．She had not completed her assignment.
D．She was unable to attend her psychology class.

单项选择题A．Food is no longer a basic need for us modern people. B．We eat a wide variety of food. C．We no longer eat food that primitive people ever ate. D．We eat more food than primitive people do.

A．Food is no longer a basic need for us modern people.
B．We eat a wide variety of food.
C．We no longer eat food that primitive people ever ate.
D．We eat more food than primitive people do.