_____ twice a year, whether it is a car or a bus, is a rule that every driver must obey in this city.
—My sister took a photo with Jay Chou last year. —______.
Our English teacher suggested we ________ English as much as possible in class.
Remember to introduce your friend Stone to me when he arrives, ______?
______ young man standing there looks strong and healthy; however, as _________ matter of fact ,he has a serious disease.
I don’t agree with at all________ you said.