问题
选择题
—It smells terrible. What has happened here?
—Look, there is much waste gas _____ from the chemical factory. [ ]
A. pour
B. pouring
C. poured
D. pours
答案
答案：B
搜题请搜索小程序“爱下问搜题”
—It smells terrible. What has happened here?
—Look, there is much waste gas _____ from the chemical factory. [ ]
A. pour
B. pouring
C. poured
D. pours
答案：B