________ the arrival of the police, I would have been robbed by two masked men.
| A．Had it not been for | B．If it were not for |
| C．Had it been not for | D．If it would not be for |
The good service at the hotelthe poor food to some degree．
| A．got rid of | B．got on with | C．made up for | D．made up of |
--- When will you be through with your work, Jones?
--- ? My boss usually finds something for me to do at the last minute．
| A．Who knows | B．Would you help me |
| C．I beg your pardon | D．Anything the matter |
--- Has Mr．Tom White arrived? --- Yes, already． he wait outside or just come in?
| A．Shall | B．May | C．Could | D．Must |
According to news reports personal of guns in the USA causes a lot of trouble．
| A．wealth | B．possession | C．matter | D．problem |
Carbon dioxide from burning fuels is the most common of the so – called greenhouse gases．
| A．producing | B．having been produced |
| C．to be produced | D．produced |