While we were running on the playground, Jack suddenly stopped ________and lay on the ground,so we all stopped ________what was wrong with him.A.to run;to seeB.running;seeingC.running;to see
We’ll go for a picnic if it _______this Sunday .
I didn’t know anything about it ______my father told me .
Thank you for _______my grandpa when I was away .
How long have you lived here ? ________ ten years ago .
You’d better ________late next time .