Weshoulddomore inourlessons. A.exercise B....
问题详情：Weshoulddomore inourlessons. A.exercise B.exercises C.exercising D.exercised【回答】B知识点：名词题型：选择题...
Mysistertakes inthegymeveryday. A.exercise B....
问题详情：Mysistertakes inthegymeveryday. A.exercise B.exercises C.exersice D.anexercise【回答】A知识点：动词和动词短语题型：选择题...