at present,a great deal of students try to study from early

at present,a great deal of students try to study from early morning till late afternoon,even aft...
at present,a great deal of students try to study from early morning till late afternoon,even after the ten-minute break.In my opinion,to take a ten-minute break between class is definitely necessary.otherwise,students will feel tiring both physically and mentally.哪些单词错了,还有正确的!
请帮我把单词找出来好吗，我在做短文改错