28. _____ I know the money is safe, I shall not worry about it.
A. Even though B. Unless C. As Iong as D. While
27. He made a mistake, but then he corrected the situation _____ it got worse.
A. until B. when C. before D. as
26. ---- How far apart do they live?
---- ____I know, they live in the same neighbourhood.
A. As long as B. As far as C. As well as D. As often as
25. A good storyteller must be able to hold his listeners' curiosity _______ he reaches the end of the story.
A. when B. unless C. after D. until
24. Don' t be afraid of asking for help _____ it is needed.
A. unless B. since C. although D. when
23. Mr Hall understands that ____ maths has always been easy for him, it is not easy for the students.
22. Sally worked late in the evening to finish her report _____ her boss could read it first next morning.
A. so that B. because C. before D. or else
21. It was an exciting moment for these foot-ball fans this year, ____ for the first time in years their team won the World Cup.
A. that B. while C. which D. when
20. ---- Was his father very strict with him when he was at school ?
---- Yes. He had never praised him _____ he became one of the top students in his grade.
A. after B. unless C. until D. when
19. (上海春 01) You will succeed in the end __ you give up halfway.
A. even if B. as though C. as long as D. unless