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( )1. She is myteacher.
A. TGACHEY B. TFOCHER C. TEACHER
( )2. Pleaseclosethe door.
A. CLHSE B. CLOSE C. CIOSG
( )3. I haveeightbooks on the desk.
A. EIJHT B. EIGHT C. ELGHT
( )4. The pen ispurple.
A. PURPLE B. QVRQLE C. PUYPJE
( )5. My favourite colour isorange.
A. ORAMGE B. OPANFE C. ORANGE
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
