Tom thought it was an honor ___________ to speak in the ceremony.
| A．to invite | B．to be invited | C．inviting | D．having invited |
He ________ the world record.
| A．failed to break | B．failed to breaking | C．failed breaking | D．failed broken |
You may use the book as you like, _______ you keep it clean.
| A．unless | B．so long | C．as long | D．so long as |
"Do you have any clothes to ______, Tom?" mother asked.
| A．wash | B．washing | C．be washed | D．washed |
When will you _______ me the money that was borrowed?
| A．pay | B．repay | C．pay for | D．repay for |
I insisted that he_______ at once.
| A．leave | B．left | C．leaves | D．leaving |