It is no use _________ to persuade him ________ smoking because he has been addicted to it since he wasyoung.
Most classmates seldom do ____ exercises of ____ subject not required in the college entrance examination.
She ______ into the thick forest alone on such a dark night.
Don’t all speak at once! ______ , please.
______ is reported in the newspaper is that seventeen climbers have been killed in the snow tsunami.
His plan was such a good one ______ we all agreed to accept.