Bob said he was going to join our club but he didn’t. What a shame! He ______ his mind.
| A．can’t have changed | B．mustn’t have changed |
| C．wouldn’t have changed | D．shouldn’t have changed |
It was a great _____ for him to be pleasant to people he didn't like.
| A．attempt | B．trouble | C．power | D．effort |
He has impressed his employers considerably and _____ he is soon to be promoted.
| A．eventually | B．yet | C．finally | D．accordingly |
The managing director took the _____ for the accident, although it was not really his fault.
| A．guilt | B．charge | C．blame | D．account |
—— Who on earth could it be? —— It was ________ other than Peter.
| A．none | B．nothing | C．not | D．nobody |
I’ll____ him off this time but next time he’ll be punished.
| A．leave | B．let | C．put | D．set |