Eco-travel is a form of travel _____ combines normal tourism with learning, ____
题型:同步题难度:来源:
Eco-travel is a form of travel _____ combines normal tourism with learning, _____ a way to find out what can be done to help animals, plants and people.
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A. what; as well as B. that; as well C. which; as well as D. which; as well
答案
C
举一反三
We are living in an age ____ many things are done on computer.