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Zip likes helping people. She is a volunteer (志愿者) in the library in summer. She always helps the teachers there on Fridays. It’s 4:00 p.m. now. She is helping Miss White.
“Zip, do you have a water bottle?” asks Miss White.
“Yes. I have one. It’s pink,” says Zip.
“Is this pink bottle
“No, it’s not mine. My water bottle is small,” says Zip.
“
“Amy has a pink water boule, too. She lost
“Thank you, Zip. Can you tell Amy to come and
“Yes, of course,” says Zip.1．
| A．you | B．your | C．yours |
| A．Who | B．What | C．Whose |
| A．she | B．hers | C．her |
| A．in | B．on | C．at |
| A．play | B．have a look | C．have a walk |
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
