题目

下面计算正确的是（ ）A. (a+b)(a-b)=2a+2b B. b5 + b5 = b10 C. x5 .x5 = x25 D. (y-z)2=y2-2yz+z2 答案：【答案】D【解析】选项A，原式=a2-b2 ；选项 B，原式=2b5；选项C，原式=x10 ;选项D，原式= y2-2yz+z2.故选D.“My dear dad, where are we going?” Have you ever heard of this question? It’s from the song of Hunan TV station’s show: Where Are We Going, Dad?The show is played on Fridays. In the show, five pairs of fathers and kids go to strange places and finish interesting tasks. The fathers learn to cook and look after their kids. The kids learn about being independent (独立的).Wang Lu, 13, from Hebei, says, “I like Kimi very much, though he finds it hard to finish the work alone. You know, he is so young.”Zhao Jingjing, 14, from Jiangsu, says, “I like Guo Tao’s son very much. He looks strong-minded. He doesn’t cry when he meets trouble, and he can often look after himself and even other kids.”On the journey of life, kids learn to grow up, and adults learn to be better parents. Maybe we can plan a trip with our parents. Shall we go?【1】When can we watch the show on TV?A. On Wednesdays. B. On Thursdays.C. On Fridays. D. On Saturdays.【2】How many pairs of fathers and kids are in the show?A. Four. B. Five. C. Six. D. Seven.【3】In the show, who finds it hard to finish the work alone?A. Wang Lu. B. Guo Tao’s son.C. Zhao Jingjing. D. Kimi.【4】What does the underlined word “strong-minded” mean?A. 意志坚强的 B. 意志脆弱的C. 爱笑的 D. 爱哭的【5】Which of the following is TRUE according to the passage?A. This most popular show is played on Hubei TV station.B. To grw up, we need to be strong-minded and independent.C. In the show, kids learn to cook and look after their fathers.D. Zhao Jingjing is from Hebei and she likes Kimi very much.