We didn’t know you were in trouble at that time,_____ we would have given you a hand.

 He stays up____ in the evenings to go online to get the____ information.

——You don’t go to that cinema quite often, do you? —— No, I only go there ______ because it’s too far away from my house.

You must attend the meeting ____ at ten o’clock, as it is scheduled—not a minute early or late．

_____, he together with his families ____ escaped from the shaking building when the earthquake struck Lushan County of Ya’an.