hi all amazing Teacher here in EC pleas help me

Look at the underlined nouns. Are they countable or uncountable?
?There was a car behind us. countable
?I never eat meat. uncountable
Do you play golf ? uncountable
I had to wait ten "minute"s. countable
Just tell me one" thing".countable
"Love" makes the world go round.uncountable
Good "luck" in your new job.uncountable
Power stations produce "energy".uncountable
I'm taking a "photo".countable
Would you like an "apple"?countable

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A & some 
Laura has been to the supermarket.
What has she bought?
Use a or some with these words: some banana, some biscuits, some butter,some cheese,some eggs, some flowers,a lemon, a light bulb,some mineral water, a magazine, a soap, some wine
? some/lowers
? a magazine
? some cheese

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This is difficult not know solved ^^

countable and uncountabel nouns

Jessica: What are you doing, Andrew?
Andrew: I'm writing (►) essay/an essay.
Jessica: Oh, you've got (1) computer/a computer.
Do you always write (2) essay/essays on your computer?
Andrew: Yes, but I'm not doing very well today.
I've been working on my plan for about three (3) hour/hours now.
Jessica: You've got lots of books to help you, though.
I haven't got as (4) many/much books as you.