Having a glass of water first thing in the morning helps rid your body of poisonous substances that ________ overnight.

I am too busy to listen to her ______talking. She has talked for about two hours.A. hopeless B.endless C.harmless D. careless

Money from the __________ / [buk] / sales will bedonated.

I think Mary is a helpful girl .—____ . She always helps her classmates.

Mass deaths of birds were not unheard of, but they normally happened unnoticed at sea or in rural areas away from towns. Many birds are weak and die in winter _______ food is scarce.