The workers who were late this morning _______ by the boss when I passed by the boss’ office.
Mr. Smith,________of the ________speech,started to read a novel.
It was not until the teacher had explained it three times _______ how to work out the problem.
Only after my friend came ____.
Dickson left his father’s firm and ____business on his own.
There is no doubt _______international cooperation is the key to dealing with cyber crime.