⑴——元旦是什么时候?在1月1日。
-________ New ________ ________?
-It's ________ the ________ of January.
⑵——人们在儿童节干什么?他们唱歌跳舞,还在学校举行晚会。
-________ do ________ usually ______on________ ________?
-They ________ and ________ and________ ________ at school.
⑶——去年春节你拜访亲朋好友了吗?当然拜访了。
-________ you ________ your relatives and________ ________ Spring Festival?
-________course,I________.
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