ill people die of in 100 years If you thinkthat is a simple question, you ______ attention to the revolution taking placein biotechnology

There are lots of flowers on ______ sides of thestreet.

Can I help you? —— Well, I’m afraid the box is＿＿＿heavy for you,but thank you all the same

He made up his mind to devote his life ______ pollution _______ happily.

You look upsetAnything wrong?–I failed in the physics exam again _____all the efforts I made