Cloze test. Read the passage and choose the best answer for blank 2.

A School Trip

Last month, our class went on a trip to a science museum. We __1__ the school bus at 8 a.m. and arrived an hour later. The guide showed us around and explained how machines __2__. My favourite part was the robot show — the robots could dance and even play chess! Before we left, our teacher asked us to write a short __3__ about what we had learned. It was a __4__ trip and I hope we can go again.

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