4. The moment I got home, I found I my jacket on the playground.
| A．had left | B．left | C．have left | D．was leaving |
With everything important _______, my father is now lying on the beach, enjoying the bright sunshine and fresh air.
| A．to complete | B．completing | C．completed | D．being completed |
The man as well as his parents ____________ content with the dishes his wife cooks.
| A．have | B．are | C．has | D．is |
Charlie Chaplin found __________ difficult to entertain the audience at first.
| A．it | B．that | C．one | D．this |
—We have booked a room for today and tomorrow.
—___________, sir.
| A．I’m sure | B．Thank you | C．My pleasure | D．I’ll check |
—Jack is doing nothing at all but study Chinese.
—As far as I know, he is ___________ to study abroad, perhaps China.
| A．possible | B．likely | C．impossible | D．unlikely |