In July 1969, one of the most exciting and ground-breaking events of the 20th century took place. The synonym of exciting is ____.

His historic words, “That’s one small step for man, one giant leap for mankind” are still quoted regularly to this day. The closest meaning of historic is ____.

In the following years, several unmanned missions took photographs and samples of the moon’s surface. The underlined word can refer to the meanings below, except ____.

The race took its first ever steps on our closest celestial neighbour, the moon.

Based on its part of speech, the word closest refers to ____.

Based on the text, The United States of America had won the space ____ with The Soviet Union.

He was determined that an American astronaut would walk on the moon before the end of the decade. Based on this sentence, the word American is a/an

After ____, from Kennedy Space Centre in Florida on July 16th, the lunar module Eagle landed on the moon's surface.

Before commencing lunar orbit, the astronauts ____ (travelled) in space for three days.

“That’s one small step for man, one giant leap for mankind.” The antonym of giant is ___.