压缩比愈大，压缩终了时混合气压力和温度愈高，燃烧速度愈快，发出功率愈大，但容易产生不正常的（）。
A.速燃
B.冲击波
C.超声波
D.爆燃
参考答案：D
阅读理解。根据对话内容判断下面各句，正确的写“T”，不正确的写“F”。
Zip: What's your favourite fruit, Monkey?
Monkey: I like apples. They're sweet.
Rabbit: I like fruit. But I don't like grapes. They're sour. Bananas are my favourite. They're tasty.
Zip: I like carrot juice. It's fresh and healthy. What about you, Zoom?
Zoom: I like beef, but I'm heavy now. I have to eat vegetables.
( ) 1. Monkey likes apples. They're sweet.
( ) 2. Rabbit likes grapes, because they're sour.
( ) 3. Bananas are rabbit's favourite fruit.
( ) 4. Zip likes carrot juice.
( ) 5. Zoom likes vegetables.
护士术前1日为她做的术前准备内容，不包括
A． * * 冲洗
B．皮肤准备
C．灌肠
D．安置导尿管
E．术前指导
