40. I could have offered you some help last weekend, but I ______ with my work at that time.
| A．would be occupied | B．was occupying | C．had been occupied | D．was occupied |
I wonder if it is_________ for you to pick me up on your way home this afternoon.
| A．legal | B．convenient |
| C．enjoyable | D．comfortable |
When asked, the man that he was going to retire.
| A．cheered | B．confirmed |
| C．confused | D．controlled |
People try to avoid public transportation delays by using their own cars, and thiscreates further problems.
| A．in short | B．in case |
| C．in doubt | D．in turn |
The top leaders of the two countries are holding talks in a friendly .
| A．atmosphere | B．state |
| C．situation | D．phenomenon |
You have to have a lot of when you are dealing with those naughty kids.
| A．violence | B．evidence |
| C．patience | D．silence |