Cathy is taking notes of the grammatical rules in class at Sunshine School,where she English now.
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.
We were deeply impressed by the schools and teachers________ we had visited there.
The reason_______ his being late for school was______ he missed the train.