—When did the story happen?—It happened in ________ spring of ________ 1937.
If you talk about it with me,please wait till I finish my work at hand.
—Did you arrive here this morning? —Yes,it was at nine o’clock we came here.
Our graduation party was success.We sang and danced until it came toend at ten o’clock.
I would like you to my birthday party,but I was busy and forgot to call you.
Professor Zhang handed out the textbooks to all the students,except who had already taken them.