(单选题)

You should do more . Don’t always sit at the desk busy doing your .

A.exercise; exercises

B.exercises; exercise

C.exercises; exercises

D.exercise; exercise

参考答案：A

参考解析：

考查名词。句意：你应该多做运动，不要总是坐在桌子前忙着做练习题。do exercise意为“锻炼，运动”，其中的exercise为不可数名词；do one’s exercises意为“做练习，做作业”，此处的exercise为可数名词。故选A。

知识点：名词英语专业基础知识英语语法教师招聘-小学英语

You should do more ______. Don’t always sit at the desk busy doing your ______.