1. While we ______________ (wait) for the bus, a girl __________ (run) up to us.

2.　 I, do my homework, last night　　　　　 I was doing my homework last night.

A.　　 they, have a dress rehearsal, yesterday evening

B.　　　 my grandma, visit my family, half an hour ago

C.　　　 I, travel in the south, at this time last year

D.　　 they, build a power station, at that time

1.　 I, see him, he, cross the street

　 　　　　I saw him while he was crossing the street. 　(He was crossing the street when I saw him.)

A.　　 the sun, shine, we, come out

B.　　　 she, study at college, the war, break out

C.　　　 she, work in a factory, the city, be liberated (解放)

D.　　 he, lose his pen, he, go sightseeing in the city

70.　　 work out 算出；解决

通讯号：99363　 邮码：225247

　 适用于2001-2002 学年度初二版第19或20期 第一面阶段要点栏目(初中报纸编辑部)

69.　　 write down　 写下；记下

68.　　 a waste of time　 浪费(白费)时间

67.　　 up and down　 上上下下；来来回回

66.　　 turn…over　 把……翻过来

65.　　 trip over　 (被…)绊倒

64.　　 think of 想出；建议