某儿童韦氏智力测验总智商为50，表示该儿童属于（）
A.轻度智力缺损
B.中度智力缺损
C.重度智力缺损
D.边缘智力
参考答案：B
城市医疗救助主要有以下哪儿种形式？（）
A.社会力量资助
B.医疗保险
C.无息贷款
D.城市医疗救助基金补助
E.医疗机构减免有关费用
冠词填空。
1. His father, who is ______ honest man, is teaching in ______ university.
2. Which is heavier, ______ elephant or ______ horse?
3. ______ cold wind was blowing from the north.
4. He is always ready to help ______ old and ______ young.
5. ______ Greens are traveling in ______ South China.
