For centuries, astronomers have studied the sun from Earth and now a team at the
题型:同步题难度:来源:
For centuries, astronomers have studied the sun from Earth and now a team at the European Space Agency ( ESA) is planning to send a Space probe (探测器) to _____ the star in 2017.
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A. explore B. explode C. export D. experience
答案
A
举一反三
This passage has too many long sentences. I" m afraid they will be hard for most of the students. Could you help to _____ them?