( ) 1. A. Jim's first B. the first Jim's C. first Jim's D. Jim's the first
( ) 2. A. friend ' B. friends C. friend's D. friends'
( ) 3. A. they B. their C. them D. themselves
( ) 4. A. present B. presents C. presentes D. present's
( ) 5. A. no B. some C. any D. not
( ) 6. A. sad B. angry C. boring D. happy
( ) 7. A. have B. has C. eat D. drink
( ) 8. A. waters B. rices C. meats D. bread
( ) 9. A. it B. she C. they D. he
( ) 10. A. USA B. chinese C. China D. china

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

