⒈ I lay down and watched the kite _____ high in the sky.
A.flew B.flies C.to fly D.fly
D watch sb.do sth.
⒉ What did they do over the weekend?
A.Go out for a walk B.They do their homework C.They have a good time D.They did some reading at home
D 问句是一般过去时,答也得用过去时