Has someone suggested there _______ be an international language all could understand and use ______? A can; it B /;/ C would; it D may;/
Most Jewish families ________ many difficulties during the Second World War.
As is reported, it is 100 years ________Qinghua University was founded.
It’s bad manners to keep _______ when your teacher asks you a question.
_______ was a time _______ women had no right to vote.
Jack asked John ______ when he met him in the street.