问题
选择题
New ways have to be found to _______of waste materials and poisonous gases so that we can have
cleaner surroundings [ ]
A. deal
B. do
C. remove
D. dispose
答案
答案：D
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New ways have to be found to _______of waste materials and poisonous gases so that we can have
cleaner surroundings [ ]
A. deal
B. do
C. remove
D. dispose
答案：D