高考问答是一部内容开放、自由的互动网络百科全书客观、专业、权威的知识性百科全书
来源:百度文库 编辑:高考问答 时间:2024/05/14 14:50:18
all out go to great lengthslay oneself out shoot one's last boltdo one's best
try to do sth best do one's best
do one's best