1 his sister------two books for my sister.

　　2 a job opportunity-----------junior sales manager

　　3 having a break------------how abut a cup of coffee before we move on

　　4 they will not do as planned incase of rain-------the whole thing will have to be canceled.

　　5 it’s hard to follow the lecturer--------terrible

　　6 review his lesson------------should he do that when the final exam is drawing near?

　　7 she doesn’t agree with jack--------most others think differently

　　8 plane’s departure time remains unknown-----------flight has delayed

　　9 newspaper office----------place an advertisement

　　10 wants to get a new position -----------it’s worthwhile to make the efffot.

　　11 they are likely to have dinner together----------shall we try something Italian

　　12 no longer available------------already sold

　　13 mother and son-----------it’s only a crossword puzzle

　　14 phoned her parents regularly at weekends-----------I called them at the weekends

　　15 next bus is coming soon---------------there’ll be another one in two or three minutes

　　16 plenty of time to work on this assignment--------------it isn’t due until Thursday morning

　　17 they will have an appointment at 7 o’clock---------

　　18 she ‘s learned a lot from the literature class

　　19 fail the exam

　　20 the road conditions are good