The dog, if trained ____, will be made a good watch-dog one day．
| A．properly | B．hopefully | C．personally | D．usually |
To get a better view of the stage, _________________ .
| A．our seats had to be changed | B．we had to change our seats |
| C．our seats were changed | D．our seats will be changed by us |
--- Could I use your dictionary?
--- ________________.
| A．Go ahead, help yourself, please | B．Yes, you could |
| C．With pleasure | D．It doesn’t matter |
It’s necessary to be prepared for a job interview. ________ the answers ready will be of great help.
| A．To have had | B．Having had | C．Have | D．Having |
The police found that the house ________ and a lot of things ______.
had broken into; had been broken B. had been broken into; stolen
C. has been broken into; stolen D. has been broken into ; has bee broken
--- It’s already 9:00 o’clock, but he hasn’t turned up yet.
--- He ______ in the traffic jam.
| A．could have caught | B．should have caught |
| C．must catch | D．would have caught |