(1)A. feel B. five C.fever
(2)A. Sunday B. Science C.study
(3)A. at once B. at nine C.at school
(4)A. trick B. tree C.try
(5)A. toothache B. backache C.headache
(6)A. fever B. cold C. earache
(7)A. stay at school B. stay in bed C.stay at home
(8)A. 4810234 B. 8410234 C. 4801234
(9)A. I'm sorry to hear that.
B.I'm sad to hear that.
C.I'm happy to hear that.
(10)A. Take a lot of rest.
B.Take some notes.
C.Take some medicine, please.
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同类型试题
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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
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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
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