Our holiday in Beijing cost a lot of money.—Did it? Well, that doesn’t matter ______ you enjoyed yourselves

Mrs. Brown isn’t here. She has to ______ her baby at home.

I think he must have seen me at the meeting last night, ______?

Li Na plays __________ tennis very well. She has become __________ first Asian woman toreach a Grand Slam（大满贯）final.

______ seems to be no possibility ______ the shy girl can win the first prize in the contest.