When he was unknown ________the young people, he served ________ a singer at a bar.

He got up late and hurried to his office, _________the breakfast untouched.[ ]

Can we get everything ready by the weekend? —It all depends on______we can get Mr. Green’s cooperation（合作）.

It is recommended that the project________until all the preparations have been made.[ ]

Perhaps you ________ stop playing computer games now. Your boss may be turning up in the office at any moment.