I’m sorry, but I can’t go with you to the cinema because I have to ________ my sick brother.[ ]

一We’re happy to see that our local government has the open space a public library.一Me, too. We can do some reading there.

reported that as well as the inquiry in London, there is a __________ investigation going on in New York into the cause of the disaster.

The socks must be Linda’s.— No, they be.They’re too small for her.

下列各句中加点成语的使用，全部正确的一项是（ ）①中学教师参加继续教育师心自用，能突破某种思维定势，克服“高原现象”，从而登上创造的台阶。②想到那些一边高喊“为人民服务”，一边大肆用公款填饱自己的酒囊饭袋的所谓公仆，他就气愤难抑。 ③本来还不错的一篇文章，让你这样改来改去的，反而改得不三不四的了。④春运人流尚未散去，在广州火车站广场公用电话区一带，一种屡试不爽的诈骗手法死灰复燃，广大旅客应该提高警惕。⑤不法商人昧着良心，制造大量“黑心棉”来坑害消费者，他们真是不名一钱，应该受到法律的制裁。 ⑥为了这个新产品的问世，他可是不遗余力，辛勤的汗水终于换来了成功的喜悦。