-- I haven’t seen your sister for a long time. – She _______ Beijing on business for a month.
______ the work is difficult, all the workers are keeping on working .
Tom often makes his brother___but yesterday he was made___ by his brother.
— May we go home mow ? — No, you____. You____ to go home until5 o’clock.
He _____in Xinxiang for five years when I heard his news.
— He didn’t come to school yesterday, did he ? — _________.He was ill in bed.