--Mum, where is my toy car? You promised.--_____, my dear, but you know mum is pretty busy today. Tomorrow, OK?
What worried the child most was _________ to visit his mother in the hospital.
—When__________ and visit our exhibition next month?— When_______, I will let you know.
Michael __________ here to see you and he____________ a note on your desk.
--How long ___________ each other before they__________ married?--For about a year.
It is a rule in his family that __________ comes home earlier should cook the dinner for the family.