我国许多地方存在着干旱与洪涝交替出现的现象,其原因是[ ]
A.冬冷夏热
B.寒潮和台风的影响
C.降水的季节变化和年际变化大
D.年降水量的地区分布不平衡
答案:C
针刺治疗急惊风醒脑开窍可用
A.水沟
B.涌泉
C.合谷
D.印堂
E.神门
根据句意及首字母提示填空。
1. That T-shirt is too short. I want this l________ one.
2. —Do you want these blue p________ ?
—No, I don't.
3. These socks are very cheap. They're only two d________ .
4. The rainbow has seven c________ .I really like it.