— Have you seen Shirley since she moved away? — Yes. I’ve seen her several times. She comes back to visit us ______.
— Have you seen Shirley since she moved away?
— Yes. I’ve seen her several times. She comes back to visit us ______.
-Hello, Mr. Wang. Must we wear the school uniform tomorrow? -You ___________. Only on Mondays. Tomorrow is Tuesday.
The Curies were ___________ the Nobel Prize for their great contributions to science.
-Why haven’t you posted the letter? -I __________ to but I forgot about it.
Often he _________ sit for hours doing nothing at all when he was in low spirits.
Eric _________ go camping with us this Sunday, but he isn’t quite sure yet.