__________ it’s very difficult, remember not to give up until the last minute.
---I seem to be lost. Could you tell me _____?---Sure. You can take the No.3 bus to get there.
_______of the money_______been spent recycling the rubbish.
My father with my mother __________ my grandparents’ home every Sunday.
______ Kitty ______ Cathy is going with you because one of them must stay at home.
Listen, one of the _____ singing in Japanese. A. girl is B. girls are C . girls is D girl are