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1．We go __________ (camp) twice a term every year.
2．A man __________ (name) Donald Smith lives in the building.
3．Everyone in our class __________ (pick) a lot of apples.
4．Before the Spring Festival, everyone is busy __________ (do) housework.
5．The students enjoy __________ (they) at the party.
6．You can also bring your sunglasses if it's a __________ (sun) day.
7．The weather is hot and sometimes __________ (rain).
8．The birds sing __________ (welcome) the spring.
9．She's going to __________ (celebrate) her birthday.
10．—What's the weather like? —It's __________ (sun).
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
