how to work out the difficult physics problem ,he asked the teacher for help .
| A．Not to know | B．Not knowing | C．Knowing not | D．Not known |
----Could you lend me that book you ____ me about when I telephoned you?
-----No,I am sorry, I can’t. I gave it to a friend.
| A．were telling | B．would tell | C．had told | D．had been telling |
----I’m sorry, but there is 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 |
I had to ______ because someone else wanted to use the phone.
| A．give up | B．put up |
| C．hang up | D．ring up |
Our neighbor has __________ ours.
| A．as a big house as | B．as big a house as |
| C．the same big house as | D．a house the same big as |
—Where’s __________ nearest bookstore?
—There’s one at __________ end of the street.
| A．the; an | B．a; the |
| C．the; the | D．a; an |