As a teacher, he is not only strict _____ his students but also strict _____ his work.
| A．with; with | B．in; about |
| C．in; with | D．with; about |
He set off __________ the direction of the river.
| A．for | B．to | C．on | D．in |
People try to avoid public transportation delays by using their own cars, but this __________ creates further problems.
| A．in short | B．in case | C．in doubt | D．in turn |
It seemed selfish __________ them anything.
| A．for him not give | B．of him not give |
| C．for him not to give | D．of him not to give |
It's necessary __________ the car when you do not use it.
| A．of you to lock | B．for you locking |
| C．for you to lock | D．for you to be locked |
I found it __________ the purport of his speech.
| A．was difficult to understand |
| B．difficult to understand |
| C．difficult understand |
| D．both A and B |