【单选题】---- What do you think of haze(雾霾)? ---- It ____ us we all must try to do something to stop the air pollution.
【单选题】技术较为简单、业务单纯、规模较小没有必要按职能实行专业化管理的组织,适于采用()组织形式。
【单选题】Everything will be all right. We must never stop taking a(n) ________ attitude towards life.
【单选题】We must stop all kinds of pollution _________better environment.
【单选题】We must stop pollution _____ longer.
【单选题】We all must do something to stop the environment __________.