USE OF ENGLISH
ERROR CORRECTION
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PASSIVE GERUND OR INFINITIVE?
100

It's thought that a British tax on salt was one of the factors which led to Indian independence. 

A BRITISH TAX ON SALT ______________ WHICH LED TO INDIAN INDEPENDENCE.

A British tax on salt IS THOUGHT TO HAVE BEEN ONE OF THE FACTORS which led to Indian independence.

100

Two thousand years ago, the earth was known it was round.

Two thousand years ago, the earth was known TO BE round.

100

It's good to water plants once a week. PLANTS...

Plants SHOULD BE WATERED once a week

100

I REALLY CAN'T STAND ________ FLOWERS. (give)

I REALLY CAN'T STAND BEING GIVEN FLOWERS

200

In some cultures even today, it's believed that salt has magical powers. 

IN SOME CULTURES EVEN TODAY, SALT ________________ MAGICAL POWERS.

In some cultures even today, salt IS BELIEVED TO HAVE magical powers.

200

Jellyfish have been known to live in this area for more than 500 million years.

Jellyfish ARE known to HAVE LIVED for more than 500 million years.

200

It's possible rabbits will eat our crops. OUR CROPS...

Our crops MAY/MIGHT BE/GET EATEN BY RABBITS

200

MY DAD HOPES _______ PRESIDENT OF THE GOLF CLUB (elect)

MY DAD HOPES TO BE ELECTED PRESIDENT OF THE GOLF CLUB

300

It's known that Neanderthals built settlements near natural salt deposits. 

NEANDERTHAL MEN ________________________ NEAR NATURAL SALT DEPOSITS.

Neanderthals ARE KNOWN TO HAVE BUILT SETTLEMENTS near natural salt deposits.

300

Today, the earth was known to have been 4.5 billion years old.

Today, the earth IS known TO BE 4.5 billion years old.

300

It's a shame nobody told Josh about the party. 

JOSH...

Josh SHOULD HAVE BEEN TOLD about the party

300

OUR BABYSITTER WANTS ________ A CHILDCARE PROFESSIONAL (call)

OUR BABYSITTER WANTS TO BE CALLED A CHILDCARE PROFESSIONAL

400

Soldiers in the ancient Roman army are known to have received salt as part of their wages. 

IT ___________________________ SALT AS PART OF THEIR WAGES.

It IS KNOWN THAT SOLDIERS IN THE ANCIENT ROMAN ARMY RECIEVED salt as part of their wages.

400

The dinosaurs are believed to go extinct because of a huge meteor impact.

The dinosaurs are believed to HAVE GONE EXTINCT because of a huge meteor impact.

400

It's essential to pay for tickets in advance. 

TICKETS...

Tickets MUST BE PAID FOR in advance

400

I CAN'T REMEMBER ____________ TO LOCK THE DOORS AFTER THE CLASS (tell)

I CAN'T REMEMBER BEING TOLD TO LOCK THE DOORS AFTER THE CLASS

500

A thousand years ago, salt was thought to be as valuable as gold. 

A THOUSAND YEARS AGO, IT ___________________ AS VALUABLE AS GOLD.

A thousand years ago, it WAS THOUGHT THAT SALT WAS as valuable as gold.

500

There are thought to be twenty workers at the site at the time of the explosion.

There are thought to HAVE BEEN twenty workers at the site at the time of the explosion.

500

The only logical conclusion is that somebody stole our satellite dish. 

OUR SATELLITE DISH...

Our satellite dish MUST HAVE BEEN STOLEN (by somebody)

500

BEYONCÉ WILL NEVER AGREE ________ FOR YOUR MAGAZINE (interview)

BEYONCÉ WILL NEVER AGREE TO BE INTERVIEWED FOR YOUR MAGAZINE