17.She began studying English two years ago.
.=> She has ______________________________________________________________
19.The folktale ends meaningfully.
=> The folktale has _________________________________________________________
20.Mai is not as intelligent as Hoa.
=> Hoa is_______________________________________________________
21.We study hard because we don’t want to fail the final exam.
=> We study hard in______________________________________________
23.The tables were too heavy for us to lift.
=> The tables were not
24.They started to build this house last week.
=> They have ____________________________________________
she has studied English for 2 years
Hoa is more intelligent than Mai
We study hard in order to pass the final exam
The tables were not light enough for us to lift
They have built this house since last week
