—_____ do you like science?
—Because it’s interesting.
| A．What | B．When | C．Which | D．Why |
—Could you please fold your clothes？
—________．I will do it at once．
| A．No problem |
| B．Sorry，I can’t |
| C．Let’s do it |
| D．Why |
________exercise you take，________you will be．
| A．The more；the healthy |
| B．The more；the healthier |
| C．The most；the healthier |
| D．The most；the healthiest |
We don’t know what________．
| A．to buy |
| B．buy |
| C．to buying |
| D．buying |
They provided many things________that kid．
| A．for |
| B．with |
| C．about |
| D．to |
She got up early this morning________catch the first bus．
| A．in order that |
| B．so that |
| C．in order to |
| D．in order |