搜题
王老师:19139051760(拨打)
加入会员 登录账户 学历提升

第1题

4单选(2分) Mr. Brown was going away for a week. Before he left, he said to his son, "if anyone asks for me, you can t
点击查看答案

第2题

3单选(2分) Dr Smith, together with his wife and two sons, ______to arrive on the evening flight. 得分/总分 A. is
点击查看答案

第3题

2单选(2分) I will give you all the facts __________ you can judge for yourself. 得分/总分 A. provide for B. so th
点击查看答案

第4题

【考查知识点：高阶导数】 若f（x）= sinx + a3，其中a是常数，则f ..（x）=（ ）． 选择一项： a. cos x b. -sin x c. cos x+3a2 d.
点击查看答案
   负责人：王老师 19139051760(拨打)

   圆梦题库移动版 ICP证：豫ICP备11005330号-1