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 |
See the flags on top of the building? That was __________ we did this morning.
| A．when |
| B．which |
| C．where |
| D．what |
Please remind me __________ he said he was going. I may be in time to see him off.
| A．where |
| B．when |
| C．how |
| D．what |
—Oh, dear. What happened?
—I __________ on the shiny floor and fell.
| A．skipped |
| B．jumped |
| C．attacked |
| D．slipped |
__________ was most important to her, she told me, was her family.
| A．It |
| B．This |
| C．What |
| D．As |
I can hardly stand his rude manners. I object __________ like this.
| A．to treated |
| B．to be treated |
| C．to being treated |
| D．to treat |