* * 动脉来自（）
A.髂总动脉
B.肾动脉
C.卵巢动脉
D.髂内动脉前干分支
E.髂内动脉前干终支
参考答案：D
根据句意及汉语提示完成下列句子
1. —Why is he often late for school?
—Sorry, I don't know the ______（原因）．
2. Would you like some____（甜食）?
3. Do you like apples or____（草莓）?
4. There are many____（特色菜）in that restaurant.
5. Can I have a look at your____（菜单）?
发电机一般保护动作，发电机跳闸负荷甩到零，D、EH系统好用，能维持空负荷运行时的象征？
