Can you ___________“十月” _______ English?
I can’t play the piano,and________.
She’s not strong enough________walking up mountains.
—Could I borrow your camera?—________,but please give it back by Saturday.
—Sir,could you please put out your cigarette?This is a smoke-free(无烟的)school.—________.
I will do some cleaning as soon as I________my homework.