Pieces of bamboo or wood ________ books between 2nd and 5th century AD.
A. used to formed B. used to form
C. were used to form D. used to beforming
—— ______ if I smoked？ ——I'm sorry， but it's not allowed.
| A．Do you mind | B．Did you mind |
| C．Would you like | D．Would you mind |
Do you think his tie is _________？
| A．same as mine | B．the same as mine |
| C．the same as my | D．the same to my |
Mary said that she ___________ London.
| A．has never gone to | B．has never been to |
| C．had never been to | D．had never gone to |
I don't know ____________.
| A．what does the word mean | B．what the word mean |
| C．what the word means | D．how the word means |
The shop stayed ________ till six o'clock.
| A．opened | B．open | C．close | D．closing |