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[[QOrDeR]]There arethreemonths in a season．（对画线部分提问）
__________ __________ months are there in a season?
【小题2】She'slooking for shells.（对画线部分提问）
__________ she __________?
【小题3】They have a good time.（改为同义句）They __________ __________.
【小题4】The trees have new green leaves.（改为同义句）
__________ __________ new green leaves __________ the trees.
【小题5】They have an English class. （改为现在进行时）
They __________ __________ an English class now.
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
