1.This is a _______ (地图) of china.
2.Don't worry about your grandma. There is _______ (没有什么) serious with her.
3.Mr. Miller is a very _________ (幽默的) teacher. His classes are very interesting.
4.There are about two ________ (千) students in our school.
5.Miss Li has ________ (教) us English for 3 years. She is very kind to us.
6.D_________ the summer vacation, we mustn't go swimming alone in the river. It's dangerous.
7.It has been 20 years s__________ I graduated from college.
8.Paul didn't drive to the museum. I_______, he rode his bike.
9.In s________, flowers come out and grass turns green.
10.Now all the students are w__________ down their resolutions and plans for the coming year in class.
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