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Last Friday I ____1.____ football with my friends.I lost my watch(手表).I looked for it everywhere，____2.____ I couldn't ____3.____ it.On Monday I went to the lost and found.I saw two ____4.____ there.The black one is ____5.____.I was very happy.
( )1.A.play B.plays C.played
( )2.A.and B.but C.then
( )3.A.find B.look C.take
( )4.A.watches B.watch C.watchs
( )5.A.my B.mine C.me
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
