When were 'Hamlet' wrote by Shakespeare?

When was 'Hamlet' wrote by Shakespeare?

When was 'Hamlet' written by Shakespeare?

When were 'Hamlet' written by Shakespeare?

When is 'Hamlet' written by Shakespeare?

When did helicopter invented?

When was helicopter invent?

When was helicopter invented?

When elicopter was invented?

When did helicopter was invented?

The flowers were watered by mother

The flowers was watered by mother

The flowers has been watered by mother

The flowers have been watered by mother

The flowers were being watered by mother

50 million sandwiches is ate everyday

50 million sandwiches are being eaten everyday

50 million sandwiches is eaten everyday

50 million sandwiches are eaten everyday

50 million sandwiches are ate everyday

Some new topics being explained by the teacher 

Some new topics is explained by the teacher 

Some new topics are being explained by the teacher 

Some new topics is being explained by the teacher 

A new hospital are being built by workers in the city center

A new hospital is being built by workers in the city center

A new hospital is being builded by workers in the city center

A new hospital are being builded by workers in the city center

A new hospital are built by workers in the city center

A slice of bread was being eaten by the little boys last week

A slice of bread was eaten by the little boys last week

A slice of bread is eaten by the little boys last week

A slice of bread were eaten by the little boys last week

A slice of bread are eaten by the little boys last week

This park aren't visited very often

This park isn't being visited very often

This park wasn't visited very often

This park hasn't been visited very often

This park isn't visited very often