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( ) 1.Could you post the letter for me? A Yes, I did.
( ) 2.Would you like to have a trip with her? B I’ve got a toothache.
( ) 3.Did you enjoy the concert? C You’re welcome.
( ) 4.What’s the matter with you, Jim? D We had a picnic in the park.
( ) 5.When shall we start? E Yes, I’d love to.
( ) 6.What did you do last Friday? F With pleasure.
( ) 7.Thank you very much. G At 6 tomorrow morning.
( ) 8.How do you like your school? H The same to you.
( ) 9.Why didn't he go to school today? I It’s pretty.
( ) 10.Happy New Year! J Because he was ill.
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
