Dear Tony,
Thanks for your1._______(邀请). I'm sorry I can't go to your house2._______(在)Saturday afternoon. I will take a vacation on Saturday and Sunday 3._______(和)my friends. On Monday, I will study for my science test. On Tuesday, I’m going to my 4._______ (叔叔的)house to visit him. On Wednesday, I have to 5._______ (照顾)after my grandfather—he 6._______(是)very old. On Thursday, I will 7._______ (帮助) my parents do some housework. And I have 8._______(一) art lesson on Friday afternoon. On Friday evening, I would 9._______(想要)to go for a walk with my brother 10._______(在)the park. Can you come and join us?
Write soon.Jessica
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