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It’s seven o’clock in the evening now . Everyone is at home . My father usually writes a letter to my uncle , but now he is wrting an e-mail . My mother is cooking in the kitchen . My sister is doing homework in the study . What about my brother ? Oh ! He’s watching TV with me in the living room . “Mew ! Mew !” Oh , my cat is hungry . She is eating fish behind me .
（1）I am watching TV .
（2）My mother is cooking lunch now .
（3）My father usually writes an e-mail to my uncle .
（4）My brother is in the study .
（5）My cat is eating fish in the living room .
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
