单传用英语怎么写

have only one son for several generations

传───pass;单───single

I flattened myself against the wall to let them pass.───我身体紧靠着墙让他们通过.

The teacher began to pass out the papers at 8:15.───8点15分老师开始发卷.

It is easier to pass laws than to put them into force.───通过法律容易,实施法律难.

You must pass the examination to get credit for the course.───你必须通过考试才能获得那门课程的学分.

Would you please pass the dictionary on to Mary?───请你把这本词典传给玛丽,行吗 ?

I got myself a pass into the barracks.───我弄到了进兵营的通行证。

You must give the word before you can pass.───你必须说出口令才能通行.

Please pass this parcel on to Teacher Li.───请把这个包裹转交给李老师.