Passive voice with modal verbs

Identify the modal verbs:

• can/ could

• have/had

• may/ might

• shall/should

• must

Choose the correspondent passive voice:

The architect couldn't solve the problem.

• The problem can't be solved by the architect.

• The problem couldn't be solved by the architect.

Choose the correspondent passive voice:

People should not give personal information on the internet.

• Personal information should not be given on the internet.

• Personal information shall not be given on the internet.

Choose the correspondent passive voice:

Students might create a digital portfolio in google drive

• A digital portfolio might be created by students.

• A digital portfolio may be created by students.

Choose the correspondent passive voice:

Workers must respect safety regulations

• Safety regulations must be respected by workers.

• Safety regulations need be respected by workers.