【单选题】We must do something to ________ the factories sending out poisonous gases so as to keep the city clean and beautiful.
【单选题】以下关于虚拟方法和抽象方法的说明,错误的是( )
【单选题】—Shall we go out for a meal tonight? —__________. We haven’t been out for ages.
【单选题】Before sending goods out of the warehouse, we have to_______
A.
make some goods preparations
C.
put the goods onto the trucks
【简答题】We are sending you our contract No.529 ______ duplicate, with the request that you sign and return to us one copy ______ your earliest convenience.
【单选题】The Spring Festival is coming. We are it. [ ]
【多选题】在我们学校的创新创业赛事竞赛分级中,属于一级竞赛的是(了解一下这些赛事哦):