6 Complete the sentences with the phrasal verbs from the article in the correct form. Write the answers in your notebook.
1 was embarrassed when he ___ that I had made some basic spelling mistakes.
2 It was cloudy, but he could still ___ the distant star.
3 I ___ an interesting article about space exploration the other day.
4 Technology has ___ many changes in the way we live.
5 That's what I've been trying to ___ to you, but you won't listen!
6 It took me ages to ___ exactly how to use the telescope.
7 You don't understand? Do I have to ___ what I mean?
8 Are we ___ actual signals, or is it just random space noise?
9 When the Europeans arrived in Mexico, they brought a disease which ___ 15 million Aztecs.
10 After the discussion, Tim realised that he ___ anything she said. He was completely confused! ​