Most staffs are against the new rules, but they have come into being ________ [ ]

They made up their mind that they______ a new house once Larry changed jobs.

Once out of the earth’s gravity, the astronaut is________ by the problem of weightlessness.

______ I do the report by myself— No, you needn’t. You can ask for help.

Can I use the telephone on the table，sir–Under no circumstances _________ to use the telephone in the office for personal affairs