Question

请根据下列提示写出相应内容。

1．refer(to)________; ________→referee n．________→reference n．________; ________→参考书________

2．幸运的________→(同义词)→________→不幸运的________→不幸地________→运气________

3．失败n．________→失败v．________→(反义词)________

4．被抛弃的________→抛弃________→沙漠n．________

Answer 1

答案：
解析：

1．涉及；参考　裁判员　参考；查询　reference book 　　2．fortunate; lucky; unfortunate; unfortunately; fortune 　　3．failure; fail; succeed 　　4．deserted; desert; desert