How far is it from the bus stop to the hospital? — .[ ]

What’s ______ most useful invention in the 20th century? —______ computer, I think.

There is ________ with my watch, so I don’t know the time.—- Let me have a look.

What a great artist! It seemed only a couple of minutes ____ he had finished this wonderful painting!

Hobbies can make you as a person.