The Science Museum, ______we visited during a recent trip to Britain, is one of London’s attractions.
-What do you think we can do for our aged parents? -You __________ do anything except to be with them and be yourself.
I can't leave. She told me that I __________ stay here until she comes back.
I __________ use a clock to wake me up because at six o'clock each morning the train comes by my house.
-__________ you interrupt now? Can't you see I'm on the phone? -Sorry Sir, but it's urgent.
I am going to Europe on vacation together with John if I __________ find the money.