单句改错 let's start now beacuse the wind has sink down.

单句改错 let's start now beacuse the wind has sink down.
单句改错 let's start now beacuse the wind has sink down.

单句改错 let's start now beacuse the wind has sink down.
sink 改成 sunk 要用过去分词~
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have 不是has has改成have who-->which has 改成had

is sinking

has sunk down