选出不同类的一项。
( ) （1）A. first B.second C. three
( ) （2）A. classroom B.play C. playground
( ) （3）A. heavy B. high C. school
( ) （4）A. on B.in C. me
( ) （5）A.floor B. push C. swing
When the house is on fire, the firemen let people _________ the fire.
| A．to keep away from |
| B．keeping away from |
| C．go into |
| D．keep away from |
He makes his class _________, so he always makes the students ____________.
| A．interesting … laughing |
| B．interested … laugh |
| C．interesting … laugh |
| D．interested … laughing |
A: ______________ B: Never mind. What can I do for you?
| A．Don’t rush. |
| B．Sorry to trouble you. |
| C．Can I help you. |
| D．No hurry. |
____________! It’s getting dark.
| A．Be careful |
| B．Hurry up |
| C．Don’t hurry |
| D．Don’t worry |
A: __________ do you have a bath in winter? B: Once three days.
| A．How long |
| B．How often |
| C．How soon |
| D．How many |