____________ the news, so far, has been good, there may be bad days ahead.

24．While reading, you can make a mark _____ you have a question．

21．The doctor couldn’t answer the question _____ the patient could survive that night．

33. The users of this new mobile phone can check e-mails _____ they happen to be.

29. That prices are going up so rapidly these day,_______really makes many people worried

27. Our headmaster felt fairly happy today because ten students were praised at the meeting, _____three were from our school.

. _______ is well known, _______ Hong Kong returned to China on July st, .

. It used to be thought _____ the Earth was flat.

. “At lunch time I‘d like to have a chat with you.” “Pardon, Have _____ with me？”

.He arrived in Hollywood in ,____some time later,he became a foamous actor.