Verb Tenses
Clauses
Gerunds and Infinitives
Passive
Conditionals
100

She has lived in Paris since two years.

She has lived in Paris for two years.

100

I don’t know where did she go.

I don’t know where she went.

100

They agreed going to the conference.

They agreed to go to the conference.

100

The results will announce tomorrow.

The results will be announced tomorrow.

100

If she studies, she would pass the test.

If she studied, she would pass the test.

200

By the time you get here, I am leaving already.

By the time you get here, I will have already left.

200

The woman which is sitting next to you is my professor.

The woman who is sitting next to you is my professor.

200

They refused paying the fee.

They refused to pay the fee.

200

The cake was bake by my sister.

The cake was baked by my sister.

200

If it will rain, we will cancel the picnic.

If it rains, we will cancel the picnic.

300

I am knowing the answer.

I know the answer. 

300

Although being tired, he finished the project.

Although he was tired, he finished the project. 

OR

Although tired, he finished the project.

300

We discussed to move to a new apartment.

We discussed moving to a new apartment.

300

The letter was send last week.

The letter was sent last week.

300

If he studied harder last year, he will pass the exam.

If he had studied harder last year, he would have passed the exam.

400

He was eating when the phone has rung

He was eating when the phone rang.

400

The laptops, that were ordered last week, have arrived.

The laptops that were ordered last week have arrived.


OR 


The laptops, which were ordered last week, have arrived.  

400

I stopped to smoke because it was unhealthy.

I stopped smoking because it was unhealthy.

400

The meeting is postponing to next week.

The meeting is being postponed to next week.

400

If you would study more, you will get better grades.

If you study more, you will get better grades.

500

I study English for five years before I moved.

I had studied English for five years before I moved.

500

Before leaving the house, the keys were forgotten by me.

Before leaving the house, I forgot the keys.

500

I remembered to lock the door when I left, but actually I didn’t lock the door.

I remembered locking the door when I left, but actually I didn’t lock the door.

500

The homework is due will be collected tomorrow.

The homework that is due will be collected tomorrow.

500

If they ate breakfast, they won’t be hungry now.

If they had eaten breakfast, they won’t be hungry now.