【判断题】新生入学时,须凭入学通知书和交纳住宿费的凭据办理住宿手续,方可取得住宿资格。
【简答题】Washington, D.C. Bicycle Tours Cherry Blossom Bike Tour in Washington, D.C. Duration Tour This small group bike tour is a fantastic way to see a world-famous cherry trees with beautiful flowers of Was...
【简答题】Washington, D.C. reminds visitors of ______.
【简答题】Washington, D.C. is ______ of the U. S.
【判断题】加水进乳状液中,不能均匀混合的是 O/W 型乳状液。