病因目前尚不清楚,常始发于儿童期,多为年龄在10~30岁青少年女性的是
A.头痛B.偏头痛C.紧张性头痛D.三叉神经痛E.以上均不是
参考答案:B
单词拼写。
1. W so long time really made him angry.
2. Tom won't go to Hainan. Larry will go, i .
3. Last month, we had a talent show which was a great s .
4. I like T , the day before Friday best.
5. Take your coat, there will be w tomorrow.
6. My brother doesn't feel scared when he is left a .
7. Do you know who i the computer first?
8. I like pop music because it makes me r .
9. At the b of the class, all the students are noisy.
10. After his father's d , his life became much harder.
下列图象(从发生反应开始计时)与对应序号中叙述不一致的是( )
A.
一定质量的红磷在足量的空气中燃烧
B.
加热高锰酸钾制取氧气
C.
硫在氧气中燃烧时,参加反应的硫和氧气的质量关系
D.
质量相同的粉状碳酸钙和块状酸酸钙与足量的稀盐酸反应