储存周期为3个月的油品是（）
A.润滑油
B.柴油
C.润滑脂
D.汽油
参考答案：B, D
______ made her excited was _______ she had managed to win her house back.
A．That; when
B．It; that
C．What; that
D．What; whether
下列语句序列执行后，i的值是 ( )int i=10；do{i-=2;}while(i＞6)；
A．10
B．8
C．6
D．4
