Out on the track, Dacheng fifth graders put on green vests and help the teacher count every jump the second graders make.
在跑道上,大成的五年級生穿上綠色號碼背心,當小幫手幫老師數二年級生跳繩的次數
On Sports Day, our fifth graders become the helpers. They wear green vests, stand by the track, and count how many times the second graders can jump rope. Watch first, then learn the key words below.