单项选择题
We arrived at the station () late, or we()the bus.
A．too much; would catch B．a little too; had caught C．much too; would have caught D．too much; would have caught
单项选择题 We will not attack () we are attacked; if attacked, we will certainly counter-attack.
单项选择题 "Do you hear someone knocking at the door" "Yes, I did. I heard him () three times."
单项选择题 The two thieves fled the town separately, () a bag.
