You should take more__.Don't always sit at the desk and busy doing your__A exercise;exercisesB exercises;ecxerciseC exercises;exercisesD exercise;exercise
问题描述:
You should take more__.Don't always sit at the desk and busy doing your__
A exercise;exercises
B exercises;ecxercise
C exercises;exercises
D exercise;exercise
答
你应该多做运动,此时是不可数名词,但是具体运动要用可数,如do morning exercises,但是做练习、做习题等等是可数。故选A.
答
选A
exercise作名词时:
1. 可数名词,“练习”,“操” eg. There are many exercises in the book.
2. 不可数名词,“锻炼” eg, Let's take exercise.
答
A exercise;exercises
exercise作为“锻炼”不可数,“练习”可数