select
<pre>package main
import (
"fmt"
"time"
)
func main() {
select {
case <-time.Tick(2 * time.Second):
fmt.Println("2 second over:", time.Now().Second())
case <-time.After(7 * time.Second):
fmt.Println("5 second over, timeover", time.Now().Second())
return
}
}
</pre>
<p>请写出答案</p>
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