---Do you know_______ the books on the shelves? --- Sorry, I can’t count them, because there are _______books.A. a number of; the number ofB. a number of; a numberC. the number of; a number of
Talk aboutat that time.
_____it was looking at the souvenirs, the shop assistant called the police.
I wonder.
---May I play with your iPhone 6? ---I'm afraid you.I'll use it soon.
---Don't stay up late because you must get up early tomorrow. ---Don't worry, Igetting up early.