She looks very sad. I want to help her , but I just don’t know_________ to do.
Last week Lily’s father bought her__________MP4 as___________birthday present.
—Please don't throw paper on the ground. —________,I won't.
—It is so noisy here that I can’t hear _____ just now. Could you please say it again?—No problem.
—Anna, you wear a new dress today!—It fits me well, _________ the colour is not my favourite.
The little boy ________ his seat to an old lady on the crowded bus.