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（1）A. light B. lamb C. last
（2）A swam B. swims C. swimming
（3）A.train B. rain C. rainy
（4）A. walk B. week C. works
（5）A. turn right B. turn left C. go straight
（6）A .2:30p.m. B. 3:30p.m. C. 3:30a.m.
（7）A. I have 50 books.
B. I have 15 books.
C. I have 13 books.
（8）A. last weekend
B. next weekend
C. this weekend
（9）A. playing basketball
B. playing chess
C. playing computer games
（10）A. It’s Sunday.
B. It’s sunny.
C. It’s Saturday.
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
