I was held up for about half an hour in the traffic jam，__________ the delay.
| A．it caused |
| B．thus causing |
| C．caused |
| D．to cause |
Harry Potter is said _______ into over twelve languages by the end of last year.
| A．to be translated | B．being translated |
| C．having been translated | D．to have been translated |
Canada is a country ______many different nationalities as well as a country with foreign immigrants（移民） ______ most of its population.
| A．consisted of, taking up | B．made up of, consisting of |
| C．made up of, consisted of | D．consisting of, making up |
Studies show that people are more______ to suffer from back problems if they always sit before computer screens for long hours.
| A．probable | B．possible | C．likely | D．Maybe |
— Are you in a hurry?
—_______. I was supposed to be home an hour ago.
| A．Not at all | B．Impossible |
| C．You bet | D．Don’t mention it |
--Let’s have a game of tennis; the loser has to treat(请客) the other to an ice-cream.
-- _______.
| A．It’s a deal | B．You’ve got a point |
| C．I’m afraid so | D．I suppose not |