1. a or an
I am going to meet ___ friend from school tomorrow.
a friend
I have _______ apples with me. I think I have three.
some apples
There was ________ rain last week.
a lot of rain
How ____ hours do you usually sleep?
How many hours do you usually sleep?
There's ___ old man sitting on the park.
an old man
I haven't got ____ money now.
any money
I didn't get _____ presents for Christmas this year.
any presents
How______ money do you spend on food?
How much money do you spend on food?
Don't tell ____ lie, tell the truth, please.
a lie
There are ______ kittens in the outside and they meow.
some kittens
Emily drinks _______coffee but it is not healty.
a lot of coffee
How ________ brothers and sisters do you have?
How many brothers and sisters do you have?
There was ______ knock on the door.
a knock
I need ________ milk and three eggs to bake a cake.
I don't need _____ help.
any help
How _______ food did you eat this morning?
How much food did you eat this morning?
I have _____ surprise for you but be patient !
a surprise
Do you have ______ homework for tomorrow?
any homework
Last month, I met a lot of people at the party.
a lot of people
How _______ water did you drink today?
How much water did you drink today?