I should remembered her name, but I didn't expect her to be at the party.
should have remembered
100
He explained us the objective.
He explained the objective to us.
100
English spoken at most airports.
English is spoken at most airports.
100
If my son will have time, he will buy tickets for the show.
If my son has time, he will buy tickets for the show.
200
The president supposed to attend the 2 p.m. meeting.
is supposed to
200
The director said All designers may work from home on Fridays. (direct speech)
The director said, "All designers may work from home on Fridays."
200
The words have been translating into Spanish.
The words have been translated into Spanish.
200
If I get the time off work I will join you.
If I get the time off work, I will join you.
300
I must not have emailed the office manager, but I wanted to be sure he was aware of the problem. (it wasn't my responsibility to email the office manager)
I did not have to email the office manager, but I wanted to be sure.....
300
The leader asked us that we write for 5 minutes about the topic.
The leader asked us to write for 5 minutes about the topic.
300
I have been studied English for five years.
I have studied English for five years.
300
We will cancel the speech when it rains tomorrow.
We will cancel the speech if it rains tomorrow.
400
It must be more difficult to catch cyber criminals in the future.