At night, we can see colorful lights on both ______ of the streets. A. sides B. side C. side’s
—How far is the factory from here? —It’s about 4 kilometres _______.
She is _______of the two.
The light in the room wasn’t _______for me to read.
We should keep _______ in the reading-room.
—If you have any trouble, be sure to call me. —_______.