_____ Lily ______Lucy will go with you because one of them must stay at home.A. Neither; norB. Either; orC. Both; and
—_______? —My watch doesn’t work.
I won’t leave here until my mother _______ back.
We really don’t know _______. Could you help us?
—Will you please ________ do that? —OK, I won’t.
We had fun ________ the robots do many different kinds of things.