You ______ the examination again since you had already passed it.a. needn’t have taken b. didn’t need to take c. needn’t take d. mustn’t take
Johnson suggested the problem worth paying attention _____ at the meeting.
. Leo ______ have kept his promise. I wonder why he changed.
______was known to all, he had broken his promise ____he would give us a rise.
Washington, a state in the United States, was named _______one of the greatest American presidents.
--What do you think of your new secretary? --I am delighted ______her.