如发现EL型电接风向风速计风向指示灯泡严重闪烁，或时明时暗时灭，应该怎么办？
参考答案：
应及时检查感应器内风向接触簧片的压力和清洁方位块表面。
根据句意及首字母提示补全所缺单词。
小题1:--Thank you very much! --You’re w______
小题2:Do you w a big bed or a small one for your son?
小题3:I get a school bag at a very good p______
小题4:There is a big s near our school. There are many school things in it.
小题5:You can b __ some food in a supermarket (超市).
根据生成环境划分，岩浆岩共分为（）两大类。
A.深成岩和浅成岩
B.侵入岩和深成岩
C.深成岩和喷出岩
D.喷出岩和侵入岩
