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A B
(1) So we’ve got more friends in China!
| A．你当然可以问问题了。 (2) Of course, you can ask a question. | B．桌子上有23台电脑。 (3) Are there many apples at School A? | C．所以我们在中国有更多的朋友。 (4) How many classrooms are there in your school? | D．你们学校有多少个教室？ (5) There are twenty-three computers on the desk. | E．在A学校有很多苹果吗？ (6) This is our poster. | F．这是我们的海报。 |
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
