公安机关的职责是由国家法律和法规所确认的。( )
参考答案:对
解析: 略
We went right round to the west coast by ________sea instead of driving
across_________ continent. [ ]
A. the;the
B./;the
C. the;/
D. /;/
基本词组
1.一再地____________
2.被称为,被理解为____________
3.在一家电子厂____________
4.努力工作____________
5. provide their children with a comfortable life____________
6. not only...but also... ________________