—Always look around________you cross the street,David.—OK.I know,Mum.A.untilB.beforeC.unless
What about _______ me some money?
Wendy likes travelling. She ________ stays at home during holidays.
__________ the girls _________ over twenty in our class.
If you get 100 dollars a day, and some day you will get ________.
I used to______ bread and milk, but now I’m used to _______ rice.