Past Tense- In 1961, Yuri Gagarin (go) to space.
been
went
Past Tense- On Monday, I (study).
studied
studying
Past Tense- The astronaut (work) on the space station.
working
worked
The rocket (launch).
launched
launching
Past Tense- Last year, I (visit) the moon.
visiting
visited
Past Tense- He (travel) around the Earth.
travelled
travelling
Change to negative form- I walked on the sun.
I didn't walk on the sun.
I didn't walked on the sun.
Change to the negative form- I worked hard today.
I didn't work hard today.
I didn't worked hard today.
Past Tense- He (breathe) with an oxygen pack.
breathed
breathing
There is no gravity in space, so we ______.
float
sink
Past Tense- I (travel) to China.
travelled
traveling
Change to the negative form- He lived in Poland.
He didn't live in Poland.
He didn't lived in Poland.