life will continue on the earth for millions of years to come will depend on the problem of pollution can be solved.
_________ is known to all,good friends _________ happiness and value to life.
There at the door stood a girl about the same height__________.
________, he does get annoyed with her sometimes.
There was an old man wandering about the corner _____ waiting for someone.
John couldn’t finish his words ______ something had struck his throat.