surprised me most was that they had finished the talk so quickly.
| A．Which | B．Why | C．That | D．What |
. It used to be thought _____ the Earth was flat.
| A．as | B．when |
| C．since | D．that |
He made _____ known to his friends that he didn’t want to enter politics.
| A．that | B．it |
| C．himself | D．him |
“________, sir？” “No. Go ahead.”
| A．May I use your dictionary |
| B．Do you mind if I use your bike |
| C．Would you mind opening the window |
| D．May I have a look at your new book |
Why shouldn’t I buy a new coat — I haven’t bought _____ for five years.
| A．it | B．that |
| C．one | D．which |
“Do you mind if I smoke here？” “_______. Go to the smoking room, please.”
| A．Of course not | B．Sure, why not |
| C．No, I don’t | D．Yes, I do |