After a series of food safety incidents, the government has ______ that not enough has been done to guarantee people green and healthy food.
He suggested the problem worth paying attention ______ at the meeting.
The careless driver is _______ for the traffic accident_______ yesterday.
That tests can actually give measurement of the language skills of the students_______ by many teachers.
--- Isn’t it Ann’s husband over there? ---- No, it ______ be him---I’m sure he doesn’t wear glasses.
_______ she is, she has not much inside.