Put the verbs in brackets into the correct tense.11. Gagarin (fly) ……………………into space eight years before Armstrong (walk) ……………………on the moon.12. Fruit flies (be sent) ……………………into space before Laika the dog (make) ……………………her space journey.13. When the USA (put) ……………………the first human on the moon, Russia (send) …………………… the first human into space.14. By the time Laika (become) ……………………the first astronaut dog, fruit flies (be launch) ……………………into space.15. When Virgin Galactic (establish)...
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Put the verbs in brackets into the correct tense.
11. Gagarin (fly) ……………………into space eight years before Armstrong (walk) ……………………on the moon.
12. Fruit flies (be sent) ……………………into space before Laika the dog (make) ……………………her space journey.
13. When the USA (put) ……………………the first human on the moon, Russia (send) …………………… the first human into space.
14. By the time Laika (become) ……………………the first astronaut dog, fruit flies (be launch) ……………………into space.
15. When Virgin Galactic (establish) ……………………in 2004, Dennis Tito already (travel) ……………………into space.
cái này mình làm rồi nè, bạn tham khảo
had flown
walked
had been sent
made
put
had sent
became
had been launched
was established
had travelled
11.Had flown/walked
12.Had been sent/make
13.Put/had sent
14.Became/had been launched
15.Was established/had travelled
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