课时同步（重大版）高一下英语必修3Unit1-3

The traffic rule says young children under the age of four and      less than 40 pounds must be put in a child safety seat.

I’m calling to enquire about the position       in yesterday’s China Daily.

     at my classmates’ faces, I read the same excitement in their eyes.

They use computers to keep the traffic              smoothly.

         many times, he finally understood it.

He had a wonderful childhood,         with his mother to all corners of the world.

The retired man donated most of his savings to the school damaged by the earthquake in Yushu,         the students to return to their classrooms.

The government plans to bring in new laws         parents to take more responsibility for the education of their children.

The old man,         abroad for twenty years , is in the way back to his motherland.

Listen！Do you hear someone       for help?