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Bill’s room is not big. There is a small table by the window. There are two bottles of orange juice and a glass of milk on the table. Bill is drinking some tea. Near the table there’s a bed. Bill’s sister is reading a book on the bed. On the wall there’s a picture. There are some students outside the window. The boys are playing games, and the girls are singing. They’re very happy.
1．Bill’s room is very big. （2．There are two bottles of orange juice on the table. （
3．Some boys are playing games near the house. （
4．Some girls are singing. （
5．There is a desk near the table. （
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
