I find this Math problem very ___ _. I believe the students can work it out .
They are going to Dalian _________ a school trip in the summer holiday.
--- Welcome to our restaurant. What can I do for you? --- I’d like to ______ a pizza and a bowl of noodles.
--- Why not_______ shopping now? --- Good idea!
Mr. Brown buys some pens and notebooks _______.
Wait _______ minute! Would you like to play ______ football with us?