133. The listening exercise is more difficult than the reading exercise.
→ The reading exercise is not __________________________________________________________
134. I started to study English 3 years ago.
→ I have ___________________________________________________________________________
135. It takes him two weeks to complete the portrait
→ He spends ________________________________________________________________________
136. The painting is bigger than the photograph.
→ The photograph is ________________________________________________________________
137. Nam started writing the essay at two o’clock.
→ Nam has ________________________________________________________________________