Conditionals
If you heat water to 100 degrees Celsius, it____. (Boil)
If you heat water to 100 degrees Celsius, it boils.
She is a very good English teacher, _____?
She is a very good English teacher, isn't she?
Choose the correct auxiliary verb for Past Perfect: HAVE, HAS, or HAD.
HAD
Alexander Fleming discovered penicillin.
Penicillin was discovered by Alexander Fleming
_____ I use your pen, please?
Can/May I use your pen, please?
If it rains tomorrow, we _____ (cancel) the picnic.
If it rains tomorrow, we will cancel the picnic.
You don't like spicy food, _____?
You don't like spicy food, do you?
When I arrived at the cinema, the movie _____ (already / start).
When I arrived at the cinema, the movie had already started.
People produce millions of cans every year.
Millions of cans are produced every year.
Students _____ wear uniform to school every day. (RULE)
Students must wear uniform to school every day.
If metal _____ (be) heated, it expands.
If metal is heated, it expands.
They went to Paris last summer, _____?
They went to Paris last summer, didn't they?
She couldn't buy the dress because she _____ (forget) her wallet at home.
She couldn't buy the dress because she had forgotten her wallet at home.
The world's first food containers _____ (make) from animal skins.
The world's first food containers were made from animal skins.
You look tired. You _____ go to sleep early tonight. (ADVICE)
You look tired. You should go to sleep early tonight.
If I _____ (win) the lottery, I would buy a house by the beach.
If I won the lottery, I would buy a house by the beach.
He hasn't finished his homework yet, _____?
He hasn't finished his homework yet, has he?
Combine into one Past Perfect sentence: "First, John cooked dinner. Then, Sarah arrived."
John had cooked dinner before Sarah arrived
They are building a new hospital in our town.
A new hospital is being built in our town
It is necessary for you to register online. -> You _____ register online.
You have to register online.
If I were you, I _____ (study) for the exam.
If I were you, I would study for the exam.
Let's start the presentation, _____?
Let's start the presentation, shall we?
Correct the mistake: "They had went to bed before midnight."
They had gone to bed before midnight.
Someone stole my bicycle yesterday.
My bicycle was stolen yesterday.
In the 19th century, women _____ vote. (PROHIBITION IN THE PAST)
In the 19th century, women were not allowed to vote.