—What do you think of teaching, Bob?
—I find it fun and challenging. It is a job __________ you are doing something serious but interesting.
| A．where |
| B．which |
| C．when |
| D．that |
—Did you return Fred’s call?
—I didn’t need to ____ I’ll see him tomorrow.
| A．though | B．unless | C．when | D．Because |
—Have you read book called Waiting for Anya?
—Who _______ it?
| A．writes | B．has written | C．wrote | D．had written |
John promised his doctor he ________ not smoke, and he has smoked ever since.
| A．might | B．should | C．could | D．Would. |
–How do you find your new classmates?
– Most of them are kind, but ____ is so good to me as Bruce.
| A．none | B．no one | C．every one | D．some one |
A great man shows his greatness _____ the way he treats little man.
| A．under | B．with | C．on | D．by |