-- I haven’t got the reference book yet, but I’ll have a test on the subject next month. -- Don’t worry.You ______ have it by Friday.
.Cleanig woman in big cities usually get ______by the hour.
What worried the child most was ____to visit his mother in the hospital .
Acomputer does only what thinking people _______.
.I’v worked with children before ,so I know what ______in my new job.
The purpose of new technologies in to make life easier, _______it more difficult.