— How I regret _______ when my father told me not to play computer games!
— You’d better say sorry to him.
| A．talked back | B．taking back |
| C．to talk back | D．talking back |
Students must be strict _________ their studies and teachers should be strict ________ their students.
| A．in ; at | B．at; with | C．with ; in | D．in ; with |
At last, Tom made the baby ________ and began to laugh.
| A．stop to cry | B．stop crying | C．to stop to cry | D．to stop crying |
Do you think _________ should be allowed to drive?
| A．sixteen-year-old | B．seventeen-year-olds |
| C．fifteen-year-old | D．eighteen-years-olds |
Tom, your hair is too long. Would you please get your hair _______.
| A．be cut | B．to cut | C．cut | D．cutting |
－I think teenagers should not be allowed to get car licenses.
－I agree. They are not _______.
| A．serious enough | B．something serious |
| C．nothing serious | D．enough serious |