She is often seen ______ the old woman.
A．help B．helping C．to help D．help to
_____ this way, you can work out the math problem.
A．Of B．By C．On D．In
All the information _____ writing the report.
A．is used for B．is used to C．is used as D．is used by
The police found the lost car _____.
A．by mistake B．by accident C．with mistake D．in accident
I am a League Member. I volunteer my time _____ others.
A．help B．to help C．helping D．helped
My grandparents’ clock doesn’t work. I’m trying to find a
repairman who can for them.
A．fix it up B．fix up it C．put up it D．put it up
