—Which one do you want to buy, an ipod touch 4, an ipad 3 or an iphone 5 ?—______. They are too expensive.
----_______ are stamps used _______? ----Sending letters.
What he said is impossible, _______?
The weather here is much hotter than ______ of Kunming in summer.
The action film has attracted (吸引) millions of young people to the cinema.
Tom _________ Mary in 1998. That is to say, they _________ for 12 years.