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The summer holiday is coming. Xiao Hong and Mary are swimming in the sea. They are very happy. “I like summer. Do you like it?” asks Xiao Hong. “Yes, I do. Why do you like summer?” asks Mary. Xiao Hong says, “Because I can swim in the sea. What about you?” “Because I can wear beautiful dresses,” says Mary.
I will do my homework during the summer holiday. I will play pingpong and basketball with my friends. I will go to the parks with my friends. I will surf the Internet （上网）, read books and watch TV every evening. I will help my parents clean the rooms and cook dinner. My parents and I will go to Hainan Island. It will be a great summer holiday!
1．They are swimming in the sea. （_____）2．Mary doesn’t like summer. （_____）
3．I will do my homework during the summer holiday. （_____）
4．My parents and I will go to Beihai Island. （_____）
5．I will play pingpong and basketball my parents. （_____）
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
