There are many trees on _______ side of the road and _______ sides of the river.A. both, both B. either, either C. either, both
If you _______ , I will _______ myself.
-- Can I join their club? -- I am afraid you will be refused __________ you’ve passed all their tests.
He fell off the bike ________.
My sister isn’t in. ________ she comes back, I’ll let her call you back.
She got up early this morning _________ she could catch the first bus.