救生艇柴油机带有（）独立的12V起动电池。
A.1套
B.2套
C.3套
参考答案：B
—Can you guess what’s the front page news today?
—Of course, these days everybody _____ about the earthquake.[ ]
A. is talking
B. talked
C. has talked
D. had talked
最有含水量
