Present simple v Present continuous

Carlos usually works in the main office, but today he ________ at home.

• is working
• was working
• works
• worked

What time ________ leave home to get to work?

• are you have to
• do you have to
• have you to
• had you to

Look at the woman over there. Why ________ at John's desk?

• is she sitting
• has she sitting
• do she sits
• are she sit

What ________ at the moment? Anything interesting?

• are you working
• do you working
• is you work
• was working

What ________ about her new boss?

• is Nadia think
• does Nadia think
• Nadia thinks
• Nadia is think

You're very quiet today! ________ about your presentation?

• is you thinking
• are you thinking
• you thinking
• thinking

How much ________ each year?

• does a successful salesperson earns
• does a successful salesperson earn
• is a successful salesperson earning
• do a successful salesperson earn

Excuse me, what ________ in this room? This is for staff only.

• is you doing
• are you doing
• do you doing
• are doing

Whose is this briefcase? I ________ it ________ to one of our visitors.

• think, belongs
• thought, belong
• thinks, belonging
• thinking, belong

They ________ lots of problems with the new lifts these days.

• have had
• are having
• are have
• have been having