搜索
（1）I _________ my homework yesterday.(finish)
（2）She is __________ a letter.(read)
（3）Amy _________ a book last week.(buy)
（4）Sam _________(do not）go to the park yerterday.
（5）Can you _______ high?(jump)
（6）My mother _________to shanghai tomorrow.(go)
（7）He will _________ hamburgers.(eat)
（8）I am going to _________my trousers.(wash)
（9）She_________ got a new toy.(have)
（10）You __________a very good boy.(be)
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
