--- You needn’t take an umbrella. It isn’t going to rain.--- Well, I don’t know. It do.
_______ breaks the law should be punished.
Einstein was __ a great scientist. He did a lot for human rights and progress.
_________ the lecture going on, the students got more and more interested.
He is such a lazy man _______ nobody wants to work with him.
_______ is reported in the newspaper that talks between the two countries are making progress.