Question

—It smells terrible. What has happened here?
—Look, there is a chemical factory ____waste water___ the river.
A. pour; into            B. pouring; into         C. poured; to

Answer 1

B

試題分析：句意：---這聞起來很難聞。這里發(fā)生了什么？---有一家化工廠正把污水排進(jìn)河里。There be sth.doing.其中sth.是主語，doing是定語修飾主語，表示正在發(fā)生的事。動(dòng)詞短語pour into倒入。故選B。
考點(diǎn): 考查非謂語動(dòng)詞和介詞的用法。