-I wonder why Mr Green hasn’t showed up at the meeting yet.
-I’m not sure, but he _______ in a traffic jam driving here.
| A．could be stuck | B．might stuck |
| C．might have been stuck | D．must have stuck |
—How can I wake up so early?
—Set the alarm for 5 o'clock, ______ you'll make it.
| A．but | B．or |
| C．and | D．so |
at failing in the maths exam, John wouldn't like to talk about it to his parents.
| A．Disappointing | B．Having disappointed | C．Disappointed | D．To be disappointed |
It being Sunday, rather than ______ at home, I preferred _______.
A stay; to travel B to stay; to travel C stay; travel D to stay; traveling
Jumping out of ___ airplane at a height of 5000 kilometers is ___ unforgettable experience.
| A．an ; a | B．an ; an | C．an ; / | D．a ; an |
--Let’s have a game of tennis; the loser has to treat the other to an ice-cream.
-- _______.
| A．I’m afraid so | B．It’s a deal | C．You’ve got a point | D．I suppose not |