如何使用 "shoelace" 造句

1. Could you help me tie the shoelace ?
你能帮我系上鞋带吗?
2. He stopped to tie up his shoelace .
他停下来系鞋带。
3. The creek looked like a shoelace , the trees looked like green toothbrushes .
小河看起来和鞋带差不多,数目看起来就像绿色的牙刷。
4. He can carefully discover my shoelace has been loose .
他能细心地发现我的鞋带松了.
5. He saw the man tying up his shoelace .
他看见那人在系鞋带。