Only after Mary read her composition the second time ________ the spelling mistake.
| A．did she notice | B．she noticed |
| C．does she notice | D．she has noticed |
—Excuse me，I wonder if you can help me?
—Sure.________？
| A．What help | B．What is this |
| C．What is it | D．What do you want |
He got wellprepared for the job interview，for he couldn't risk________the opportunity.
| A．to lose | B．losing |
| C．to be lost | D．being lost |
He is considering________English，because he thinks it of no use.
| A．to stop to practise reading | B．stopping practising reading |
| C．to stop practise reading | D．stopping to practise to read |
I didn't mean________anything，but those apples looked so good that I couldn't help________one.
| A．to eat；trying | B．to eat；to try |
| C．eating；trying | D．eating；to try |
Have you forgotten________a ruler from Tom？Please remember________it to him tomorrow.
| A．borrowing；to return | B．borrowing；returning |
| C．to borrow；to return | D．to borrow：returning |