When something is on fire, people throw sand on it to put out the fire. The main use of the sand is to _________.
| A．protect the thing on fire |
| B．add weigh to the thing on fire |
| C．keep the air away from the thing on fire |
| D．lower the temperature of the thing on fire |
There’s old pencil on the book. pencil is mine.
| A．a/an | B．/the | C．an/The | D．the/the |
-_______students are there in your class,Mr Li? -Fifty.
| A．How old | B．How much |
| C．How many | D．What |
---How’s your mum?
---She’s .
| A．at home | B．in bed | C．OK | D．sorry |
---What color are the cats?
---I think white and black.
| A．they’re | B．them | C．it’s | D．it |
Where are the_____?
| A．book | B．pens | C．map | D．water |