精神萎靡，疲乏少气，面色惨淡属于( )
A．怒伤
B．恐伤
C．忧伤
D．悲伤
E．思伤
参考答案：D
连词成句。
1. How many, do, picture-books, you, have (?)
2. How many, can, English books, you, see (?)
3. English book, your, Put, on, head, your (.)
4. have, I, schoolbag, new, a (. )
5. is, it, What colour (?)
（）温度和（）温度之间的换算关系是：T=t+273.15（K）
