【判断题】聚氯乙烯塑料(PVC) 容易着色、透明性好,多用于制作灯罩、牙刷柄、玩具、电器零部件。
【判断题】毕业论文答辩全凭自愿,想参加就参加,想不参加就不参加
【单选题】冻肉是指在( )低温下冻结后,又在( )的低温下贮藏一段时间的肉。
【单选题】The best solution to the problem can only be found by a process of trial and ______.
【简答题】 is a global problem that demands a unified, worldwide solution, which is not only the responsibility of nations in which is most ________. A) relevant B) prevalent C) vigorous D) rigorous
【单选题】冻肉是指在( )低温下冻结后,又在( )的低温下贮存一段时间的肉。
【单选题】Divorce should not be the only solution. You may work ______ your personal differences and similarities first.
【单选题】田中さんは確かに立派な人だと思うが、この点に関してだけはどう見ても間違っていると 。
【单选题】The best solution to the problem can only be found by a process of trail and ______.
【单选题】AIDS is a global problem that demands a unified, worldwide solution, which is not only the responsibility of nations in which AIDS is most __________.