Mrs. Smith finds it hard to clear up the mess, as her children are always ____ whenever she tries to.
| A．in the way | B．on watch | C．in sight | D．on the line |
They eat less sugar and that’s ______ they have ______ white teeth.
| A．because, healthy | B．why, health |
| C．because, health | D．why, healthy |
--- Do you know the big news that Joan will marry Frank soon?
--- Marry Frank? _________ She told me she would keep single.
| A．You can’t be serious. | B．Good for you. |
| C．It doesn’t make sense. | D．I can’t agree with you more. |
Not a single book is allowed _________ out of the reading room according to the new rule.
| A．to take | B．taking | C．to be taken | D．being taken |
The professor said that he was interested only in research; he didn’t ________ others’ comments.
| A．care about | B．come about | C．bring about | D．get about |
To my parents’ relief, both my brother and I followed the family _____ and became doctors.
| A．concern | B．tradition | C．reality | D．review |