________ family name is Brown. They are brothers.
A. John’s and Jeff
B. John and Jeff’s
C. John’s and Jeff’s
To be a policeman is interesting________sometimes it’s kind of dangerous．
| A．and |
| B．or |
| C．but |
| D．so |
—I’ve shown you all the interesting and important places of our school．
—Thank you for________so much time．
| A．taking |
| B．spending |
| C．costing |
| D．having |
________energy，turn off the hot water after you take a shower．
| A．Save |
| B．Saving |
| C．Saved |
| D．To save |
—Did they clean the house yesterday？
—________，They cleaned at five o’clock．
| A．No，they didn’t |
| B．Yes，they did |
| C．No，they don’t |
| D．Yes，they do |
—Do you know that there are many different________animals in the zoo？
—Yes，I do．And I also know that some of them are________scaring．
| A．kinds of，kind of |
| B．kinds of，kinds of |
| C．kind of，kinds of |
| D．kind of，kind of |