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John: I have seven old (旧的) pencils and eight new pencils now. They are so nice.
Lily: Look! I have two pencil boxes. The black one is old. The white one is new. And I have three rulers now. They are new. I like them all.
Sam: Look at my new bag. It's so big. And I have two old bags now. They are small.
Sarah: I have five fruit erasers. And I have twelve new animal erasers now. They are so cute.
1．John has ______ pencils now. ( )
| A．seven | B．eight | C．fifteen |
| A．two | B．three | C．five |
| A．one | B．two | C．three |
| A．five | B．seventeen | C．twelve |
| A．five | B．seventeen | C．seven |
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
