---Thank you for your explanation. Now I understand what our teacher said.
----________.
| A．You’re very clever. | B．My pleasure | C．No, thanks | D．Don’t say |
Mary is crazy _______ playing the piano.
| A．at | B．in | C．about | D．of |
It is______ these stories can amuse her.
| A．sure | B．surely | C．certain | D．eager |
would you please_____this form for me to see if I’ve filled it right?
| A．take off | B．look after | C．give up | D．go over |
----Are you cold?
----No, __________.
| A．at least | B．at most | C．never | D．at in the least |
______, and I’ll get the work finished.
| A．Have one more hour | B．One more hour | C．Given one more hour | D．If I have one more hour |