搜索
你将听到三组对话，根据对话内容填入所缺的单词，使对话意思合理、完整，每空只填一词，注意大小写的规范要求，每组对话读两遍。
（1）Ben: My brother is _____________ to music. What are you doing?
John: I’m __________ my room.
（2）Amy: Why do you like __________?
Chen: ___________ I can play with snow.
（3）Student: What do your friends usually do on Saturdays?
Teacher: They often go _____________.
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
