---Could you turn the TV down a little bit?
---______. Is it disturbing you?
| A．Take it easy. | B．I’m sorry. | C．Not a bit | D．It depends |
—Have you got any books on English grammar？I'd like to borrow ________.
—Yes，here you are.But you must return it by Friday.
| A．it | B．one | C．some | D．any |
Tom's mother kept telling him that he should work harder，but ________ didn't help.
| A．he | B．which | C．it | D．none |
Being more realistic，the elderly have learned to focus on things that make them happy and let go of ________ that don't.
| A．them | B．it | C．that | D．those |
John has always wanted an ipad and he has just saved enough money to buy ________.
| A．one | B．it | C．this | D．that |
I asked for some more cake，but there was ________ left.
| A．no one | B．none | C．a little | D．a few |