搜索
Zhang：Are you helpful at home，Chenie?
Chen：Sure．
Zheng：What can you do?
Chen：I can make the bed，do the dishes and settle table．
Zhang：Great! You’re helpful．What do you do on your weekend?
Chen：I do my homework，read books and watch TV．And I can help my mother!
Zheng：How?
Chen：I can clean the bedrooms，water the flowers and empty the trash.
Zhang：You’re great．
1．Chen can make the bed，set the table，do the dishes and wash clothes. （____）
2．Chen often does her homework，reads books and watches TV on her weekend. （____）
3．Chen can help her mother．She can clean the bedrooms，water the flowers and empty the trash． （____）
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
