题目： Teenagers have all kinds of dreams. , some students would like to go to the moon some day. [ ]A. After allB. For example C. In fact D. First of all 答案： 答案：B
题型：填空题 选用方框中所给词的适当形式填空，完成句子。carry out, cut down, use up, help out, clean up1. Let's take turns to _______ the kitchen ______.2. The children ______ in their father's shop when things are busy.. 3. They _______ all the milk, they need to buy some..4. The machine doesn't work, they ______ urgent repairs now.5. We must not let them _______ such fine trees just to build a road. 查看答案
题型：单项选择题 机化是指A．皮肤或黏膜坏死组织脱落形成的缺损B．空腔脏器与体表之间的病理性管道C．深部组织坏死穿出皮肤形成的病理性盲管D．内脏器官坏死液化，并经相应管道排出体外留下的空腔E．肉芽组织取代坏死组织的过程 查看答案
