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It is a Sunday morning. The sun is shining. We have no classes. We are playing in the park. Some girls are singing and dancing under a big tree. Some boys are climbing the hill. Tom is drawing by the lake. Mike and John are swimming in the lake. Where are Betty and Mary? They are sitting under a small tree. They are reading a picture book. We are very happy.
1．What's the weather like on Sunday? ( )| A．It's Sunday. | B．It's fine. | C．It's raining. |
| A．In the park. | B．On the pond. | C．On the farm. |
| A．Some girls. | B．Some boys. | C．Some teachers. |
| A．They are in the tree. | B．They are under the tree. | C．They are in the lake. |
| A．They are reading a picture book. | B．They are dancing. | C．They are playing. |
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
