He has been a teacher ______ six years ago and he has been here _____ 3 years.A. for; for B. since; for C. for; since
—Would you like to go shopping with me? — _______.
My father is very busy, so he ______watches TV.
—______ do you watch TV? —Once a week
—_______Lucy come from America ?—No. She _____from America. She is English.
On ______ way home, Mr. and Mrs. Black meet an old friend.