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| ⑴A. big | B. boy | C. ball |
| ⑵A. desk | B. deer | C. duck |
| ⑶A. tall | B. tail | C. too |
| ⑷A. like | B. let’s | C. long |
| ⑸A. some | B. seven | C. small |
| ⑹A. he | B. has | C. how |
| ⑺A. friend | B. funny | C. family |
| ⑻A. that | B. thirteen | C. thanks |
| ⑼A. you | B. your | C. yes |
| ⑽A. where | B. who | C. white |
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
