--- I’m sorry, but there’s no smoking on this flight.
--- Oh, I ______ that. Sorry, I won’t again.
| A．don’t know | B．didn’t know |
| C．won’t know | D．haven’t known |
．QQ,you can chat with your friends, makes communication easy.
| A．why | B．which | C．that | D．where |
It is difficult for us to conversation with all this noise around us.
| A．come up | B．put up | C．carry on | D．get on |
The bank couldus with $100,000 for the house．Why don’t we buy it?
| A．show | B．offer | C．provide | D．solve |
As days go on, I think that Beijing will become ______ the whole world pay close attention to.
| A．where | B．what | C．which | D．that |
Although the old lady has a daughter and two sons ,______ live with her．
| A．neither of whom | B．neither of them |
| C．none of whom | D．none of them |