单项选择题

The primary purpose of the passage is to __________.

A．argue that a discarded theory deserves new attention
B．present evidence that resolves a contradiction
C．introduce a recently discovered source of information
D．challenge a widely accepted explanation

<上一题目录下一题>

热门试题

单项选择题

According to Harris Miller, __________.

A．many countries in the world are short of IT workers
B．IT workers are essential to the industrial revolution
C．IT workers are essential to the development of today' s society
D．iron ore is as important as IT workers in the course of social development

单项选择题

According to the passage, who can get H-1B visas

A．Those who want to go to the U. S. A for further study.
B．Those who want to immigrate to the U. S. A.
C．Those with a university degree and want to work in the U. S. A for a' certain period.
D．Those who want to travel in the U. S. A.