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[[QOrDeR]]We ________ back this morning.
【小题2】Xiaohai is their ________ friend.
【小题3】We ________ to school by bus yesterday.
【小题4】I didn’t buy ________ eggs.
【小题5】We ________ his sister that day.
【小题6】Did you make a ________ list first?
【小题7】Let’s buy two ________ of chocolate.
【小题8】Here ________ your books.
【小题9】We’ll ________ a picnic in the park.
【小题10】How many ________ do you want?
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
