He has a(n)________car.
----Who is the man in the blue car? ----He is ________ father.
Yesterday _____ 8-year-old boy fell into the river.____boy was saved by a policeman.
一Alex has gone to New Zealand.一Oh,could you tell me________?
Some new teaching buildings ____ in Shunyi last year.
My teacher told me __________ hard on my English.