保证准确率！1. We must keep factories (加入from) pouring dirty water into the rivers.keep sb/sth from doing sth 阻止某人/某物做某事keep sb/sth doing sth 使得某人/某物一直做某事2. Trees (absorb) water.除了单词打错外，无其他错误3 .He is not (tall enough) to (reach) the top of the shelf.enough修饰形容词时，要放在其后；arrive at没有reach的“够到”之意。4. I prefer (ridi...
1.We must keep factories (from)pouring dirty water into the rivers.(from不能省略。keep...from doing 阻止某人做某事）2.Trees absord water.3.He is not （tall enough）to arrive at the top of t...
