When did the construction of the first sections of the great wall begin?
A. 7th century BCE
B. 3rd century AD
C.10th century AD
A. 7th century BCE
when did the construction of the great of pyramid of giza finish?
A. 2526 BCE
B. 2000 BCE
C. 1500 BCE
A. 2526 BCE
when did human first land on the moon?
A.1959
B.1975
C.1969
C.1969
who ordered the building of the first unified great wall?
B. Kangsi
A.Qin Shi Huang
C.Wu of Han
A.Qin Shi Huang
who ordered the building of the pyramid?
A.Tutankamun
B.Khufu
C.Rames II
A.Khufu
who was the firs person to walk on the moon?
A.Neil Armstrong
B.Buzz Aldrin
C.Yuri Gagarin
A.Neil Armstrong
How long did the workers spend building the section of the great wall during the Qin dynasty?
A.7 years
B.10 years
C.5 years
B.10 years
How many stones did the egytians use to build the great pyramid?
A.4 million
B.2 million
C.5 million
B.2 million
which spacecraft carried the first astronauts to the moon?
A.Voyager 1
B.Apolo 11
C. Sputnik 1
B.Apolo 11
what materials did workers mainly use to build the wall in ancient times?
A.wood only
B.steel and concrete
C. stone,brick,and tamped earth
C. stone,brick,and tamped earth
How long did the workers need to finish the great pyramid?
A.25 years
B.23 years
C.20 years
C.20 years
How long did the first moon landing mission last?
A. 6 days
B.5 days
C.8 days
C.8 days
who mostly worked on building the great wall?
A.soldiers,peasants,and prisoners
B.merchants, and traders
C.foreign engineers only
A.soldiers,peasants,and prisoners
Where did the workers live while building the pyramids?
A in small village
B. in the pharaoh's palace
C. in distant cities
A.in small village
what did astronaunts collect from the moon during the first mission?
A.moon rocks
B.water samples
C.Alien fossils
A.moon rocks