The opposition leaders ________ the government for not taking action sooner.
________ so many people in the United States been out of work as today.
As you like pop music, __________ I like literature.
________ (fail) several times, they need some encouragement.
We were told that Sue would be ideal for the job, but she ________ badly when we talked to her.
,则 D绕y轴旋转所成旋转体体积为_____
