_______ not to drive after drinking, some drivers are still trying their luck, which is really dangerous.
| A．Being reminded | B．To remind | C．Having reminded | D．Reminded |
—Do you mind if I smoke here?
—________.
| A．Of course not.It's not allowed here |
| B．No，you can't |
| C．I'd rather you didn't actually |
| D．Great! I also like smoking |
Can those________at the back of the classroom hear me?
| A．seated | B．sit | C．seat | D．sat |
At the opening________of the school, our headmaster gave a short speech.
| A．ceremony | B．form | C．matter | D．event |
Sarah pretended to be cheerful，________nothing about the argument.
| A．says | B．said | C．to say | D．saying |
More highways have been built in China，________it much easier for people to travel from one place to another.
| A．making | B．made | C．to make | D．having made |