赞题库-背景图
单项选择题

Questions 9 to 12 are based on the passage you have just heard.

A．They make students overly dependent on search engines.
B．They weaken students" ability to study on their own.
C．They make students easily distracted.
D．They improve students" research habits and skills.
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热门试题

单项选择题A．He had full confidence in the exam.B．He needed to relax himself for a while.C．He needed to rest because of stomachache.D．He heard the exam has been cancelled.

A．He had full confidence in the exam.
B．He needed to relax himself for a while.
C．He needed to rest because of stomachache.
D．He heard the exam has been cancelled.

单项选择题A．The customer made it himself.B．There was not scratch on it before.C．The customer should have checked it.D．That isn t the most important thing.

A．The customer made it himself.
B．There was not scratch on it before.
C．The customer should have checked it.
D．That isn"t the most important thing.