题目

刺猬背部布满硬刺，遇敌害时，身体减缩成团，使硬刺竖起，以保护自己，但有时却被狐狸抛向空中，待其落地伸展躯体时便被吃掉。这个例子说明了（） A . 适应的普遍性 B . 适应的相对性 C . 适应的多样性 D . 自然选择的定向性 答案：BChannelTimeNameKindCCTV17:00Morning NewsNews9:30The love story in the countrysideSitcom22:15Face to FaceTalk showCCTV316:00Avenue Of StarsGame show17:00Sing Songs Every DayMusic18:00Animal WorldDocumentaryCCTV512:30Sports NewsNews22:40Football MagazineSports show1.What time does the show Face to Face start?At 7:00 a.m. B. At 9:30 a.m.C. At 8:30 P.m. D. At 10:15 P.m.2.What kind of show is Avenue Of Stars?A.Sitcom B. A talk showC. A game show D. A sports show3.You can watch news on______________.A. CCTV1 and CCTV3 B. CCTV3 and CCTV5C. CCTV1 and CCTV5 D. The three channels4.If you like music you can watch _____________.A. Animal World B. Face to FaceC. Sing Songs Every Day D. Football Magazine5.Which of the following is true?A. You can watch Football Magazine in the morning.B. Animal World is on CCTV5.C. Sports News begins at 12:30 on CCTV1.D. The love story is a sitcom .