知能达标测评
Ⅰ. 单项填空
1. Leave your key with a neighbor ________ you lock yourself out one day.
［2011长沙高二检测］
A. ever since B. even if
C. soon after D. in case
2. It was over ten years ________ the Internet became a household word.
［2011长沙高二检测］
A. before B. until C. since D. after
3. This is a very interesting book. I’ll buy it, ________ .
A. no matter how it may cost
B. how may it cost
C. how much may it cost
D. however much it may cost
