GPT答：

7i24.cn

package main

import (
	"fmt"
	"net/http"
)

func main() {
	// 要发送的多个URL
	urls := []string{
		"https://www.baidu.com",
		"https://www.google.com",
		"https://www.apple.com",
	}
	
	ch := make(chan string)
	
	// 并发处理请求
	for _, url := range urls {
		go fetch(url, ch)
	}
	
	// 阻塞等待，直到所有的URL请求结束
	for i := 0; i < len(urls); i++ {
		fmt.Println(<-ch)
	}
}

func fetch(url string, ch chan<- string) {
	resp, err := http.Get(url)
	if err != nil {
		ch <- fmt.Sprintf("%s : %s\n", url, err)
		return
	}
	defer resp.Body.Close()
	
	// 打印Status
	ch <- fmt.Sprintf("%s : %s\n", url, resp.Status)
}