Rewrite
a- No one should arrive at the classroom after the teacher
( who.....last )
the teacher is the person who arrive last
b- The teacher spoke clearly and slowly so that students could
understand
( enable)
the teacher`s speaking slowly and clearly enabled the students to understand him
c- The fox was unsuccessful in reaching the grapes
( in vain)
the trial of the fox to reach the grapes was in vain
d- When we arrived, we were greated by an enormous dog
( arrival)
after our arrival ...
e- He has so many friends that he doesn't feel lonely
( such)
he has such so many friends that he is n`t lonely
مش متأكده من الاخير