—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 |
—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 |
试题篮
()