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 |
—Have you been here long?
—_________.
| A．No,not very | B．Not much |
| C．Yes,only little | D．No,only yesterday |
—Shall I invite Tom to my party?
—Yes,it will be nice if you_________.
| A．do | B．do invite |
| C．are | D．invited |
.Either Joe or Rose was the last to leave the lab yesterday.But I’m not sure_________.
| A．it | B．whom | C．who | D．that |
—What’s the matter with John?
—He didn’t pass the test but he still_________.
| A．hopes so | B．hopes to |
| C．hopes it | D．hopes that |
—Have you ever seen any milu deer?
—No,but I wish I_________.
| A．will | B．have | C．did | D．had |