定义运算$a\otimes b$为执行如图所示的程序框图输出的s值，则$\left(2\cos \frac{5\pi }{3}\right)\otimes \left(2\tan \frac{5\pi }{4}\right)$的值为（  ）

已知ab²＜0，a+b＞0，且|a|=1，|b|=2，求|a﹣$\frac{1}{3}$|+(b-1)²的值．

阅读下面短文，用所给动词的适当形式填空，使短文完整、通顺。每空不限一词。
     Rose is one of the funniest girls in her class. She looks like a boy, and she is good at ____ (perform). So she____ (choose) to play Harry Potter by her classmates last week. She said happily, “I'm sure that I ____ ( do )the job well because I____ (see) the movie many times already.”
    Dick, one of Rose's best classmates, is also an actor in the play. He____(like) to perform the play with Rose. He said, “We are confident that we____ (do) well in our school art festival next week.”
    Mrs. Smith, their teacher, pays much attention to their play. She often____(encourage) them. Yesterday afternoon when she ____ (watch) their performance, she took photos of them. And the photos____(send) to their headteacher next month. They hope their performance ____ (be) the best.