If you have e-mail，send them ________ this address.
A.to B.for C.from
Give ________information about the photo.
A.a B.an C.some
We are offering prizes ________ best pictures.
A.to B.for C.with
If you are ________ the right place ________ the right time,take a picture.
A.in；at B.at；in C.at；at
Please connect the digital camera ________ the computer.
A.to B.into C.with
There is someone at home because the lights are ________.
A.out B.on C.not
