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（______） 1. I put a seed into a flower pot on ________.
A. March 12th B. March 20th C. March 2nd
（______） 2. The flower ________ on March 23rd.
A. has two small leaves B. has a flower C. has lots of leaves
（______） 3. The flower has lots of leaves on ________.
A. April 3rd B. April 2nd C. April 1st
（______） 4. I can see ________ on May 9th.
A. lots of flowers B. five flowers C. a beautiful flower
（______） 5. My friends come to my home and see the flowers on ________.
A. May 31st B. May 30th C. June 2nd
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
