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（1）A. about B. above C. a boat
（2）A. their B. there C. where
（3）A. by B. buy C. bike
（4）A. today B. tomorrow C. borrow
（5）A. nest B. next C. near
（6）A. that B. this C. these
（7）A. bus stop B. bookstore C. shoe store
（8）A. after lunch B. afternoon C. after school
（9）A. When are you going to the park?
B. Where are you going this weekend?
C. What are you going to do in the park?
（10）A.They are ducks.
B. There are two dogs.
C. There are two ducks.
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
