I like skiing better than climbing because I think climbing is ________ skiing.
The young lady took the dress out of the package and tried it on, only ______ if it fitted her.
He realized his mistakes and took action to reduce the loss _______ it was too late.
— Were your parents at home last night?— No. _______ of us went to my uncle’s birthday party.
—The surgeon hasn’t come back, has he?—_______, for he _______ Australia since last week and will be back in a week.
Plenty of money has been _________ helping the quake-afflicted people (灾民) in Nepal.