It was just a group of c（） riders who had proven their loyalty again and again.（－－willing to work hard and give your time and energy to sth）
It was just a group of c（） riders who had proven their loyalty again and again.（--willing to work hard and give your time and energy to sth）
正确答案：committed
Tag：现代邮政英语
时间：2022-01-30 21:00:45
- 上一篇：This relay system allowed mail to criss-cross the f（） in record time.（－－the edge of land where people live and have built towns, beyond which the country is wild and unknown, especially in the western US in the 19th century）
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