(a)根据材料内容,从方框中选出每段的主旨大意。
A.Rules to the Readers B. Different Eating habits C. A Busy Weekend D.Music Teacher Wanted E. A Photo of My Family |
◆Look at the photo of Gina’s family. Her ◆ The school needs a music teacher. If you can play the piano or the violin and have time on the weekend, you can ◆I am busy on weekends. On Sunday, I go to the library to read a book about history. Then I play ◆As for ◆Every reader must obey the rules of the |

同类型试题

y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2


y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2

