the students in our class work harder at English the students their class work hard at English合成一句话the students in our class work --------- at English ------ those in their class填什么

the students in our class work harder at English the students their class work hard at English合成一句话the students in our class work --------- at English ------ those in their class填什么
the students in our class work harder at English the students their class work hard at English
合成一句话
the students in our class work --------- at English ------ those in their class填什么

the students in our class work harder at English the students their class work hard at English合成一句话the students in our class work --------- at English ------ those in their class填什么
the students in our class work ( harder ) at English ( than ) those in their class

the students in our class work harder at English than those in their class我们班学生学习英语比他们班学生更用功

The students in our class work harder at English than the students in their classs.

harder than