Having been ill in bed for nearly a month ,he had a hard time________ the exam.
| A．pass | B．to pass | C．passed | D．passing |
The old man, ______ abroad for twenty years, is on the way back to his motherland.
| A．to work | B．worked | C．to have worked | D．having worked |
My cousin is old enough ______ himself.
| A．to wear | B．to put on | C．to dress | D．to have on |
He _____ have fallen asleep last night because he didn’t hear the phone call.
| A．may | B．should | C．can | D．must |
______ by the beauty of nature, the girl from London decided to spend another two days on the farm.
| A．Attracting | B．Attracted | C．To be attracted | D．Having attracted |
You have only a short time to get prepared for the exam, so______the most of it.
| A．use up | B．do | C．make | D．take |