He has evidence to prove that he was at ______ placeat the time of the crime.

Facing the poor grades, Maria is wondering what it to learn English well.

Can you show me _______ to use this kind of camera-Sorry, I don’t know, _______.

Being blind is something ________most people can’t imagine.

tting sun was reflected on the river, ________ everything along the banks ________ all the more beautiful.