放学了，和同学们分手时，我们可以说：
A．OK. B．Hello! C．Goodbye!
I you a present last week .
| A．buy | B．bought | C．buying | D．to buy |
We use a long time to climb the top .
| A．in | B．at | C．on | D．to |
It us seven minutes to go to school yesterday ..
| A．take | B．takes | C．took | D．taking |
I went the park and saw a tiger .
| A．at | B．to | C．in | D．too |
I went to the river ,and you mother.
| A．see | B．to see | C．saw | D．look |