X. Join each pair of sentences into one, using the prompts provided.
1. We are meeting an astronomer tonight. This astronomer has discovered three Earth-like planets.
The astronomer ___________________________________________
2. Dennis Tito became the first space tourist in 2001. Anousheh Ansari travelled into space as a tourist in 2006.
When Anousheh Ansari _______________________________________
3. I’m reading an article. The article is about NASA’s plans to return humans to the moon.
I’m reading _______________________________________________
4. Neil Armstrong and Buzz Aldrin planted an American flag on the moon. They spoke to President Richard Nixon after that.
Before Neil Armstrong and Buzz Aldrin ___________________________
5. Last week they visited a museum. The first artificial satellite is on display there. Last week they ‘ ___________________________________________
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Sinh Học lớp 12
