( )1.大头儿子想问小头爸爸那些是什么,他应该说:______________
A. What is that? B. What are those?
( )2.大头儿子的几本书不见了,他想问小头爸爸它们是不是在桌子上,
他应该说:______________
A. Are they on the table? B. Is it on the table?
( )3.大头儿子放学回来没看到他的玩具,想问小头爸爸它们在哪,
他应该说:______________
A. Where is my toys? B. What are my toys?
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