知识问答
最佳答案:如果是描述医生说过的话,那应该用过去时.但也有用一般现在时来讲故事的,尤其是对程度较低的学习者.希望对你有帮助
最佳答案:Scientists is still working on finding a new way to reach the outer space.Doc. J
最佳答案:Jack is 14 years old.One year ago,he was very fat,disliked sport,and liked to ea
最佳答案:1.In today's world2.To create a new world record3.Events4.To win the game5.Many