What transport do you prefer .
Don't worry about ___ haven't arrived yet.
It is ___ we depended in Japan.
How long did it take them to get ___ this river?A.through B,over C.across D.till
This is an illness that can result in total blindness ________ left untreated.
— We want someone to design the new art museum for us. — ________ the young fellow have a try?