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15
×
Before Ronaldo (use) girls' toilet, he (consider) going to the boys' toilet.
Before Ronaldo used girls' toilet, he had considered going to the boys' toilet.
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25
×
By the time the storm (hit) the airport, our plane (fly) safely for several minutes.
By the time the storm hit the airport, our plane had been flying safely for several minutes.
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15
×
Although originally the Chinese (design) kites for military uses, they later (use) them for fun and entertainment.
Although originally the Chinese had designed kites for military uses, they later used them for fun and entertainment.
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20
×
By the time the Chinese (invent) kites, people (dream) of human flight for many years.
By the time the Chinese invented kites, people had been dreaming of human flight for many years.
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15
×
The Chinese (use) kites for measuring and signalling before people (try) to use them for transportation.
The Chinese had used kites for measuring and signalling before people tried to use them for transportation.
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20
×
By the time Ryan Carney (be inspired) to study the evolution of flight, scientists (study) dinosaur fossils for hundreds of years.
By the time Ryan Carney was inspired to study the evolution of flight, scientists had been studying dinosaur fossils for hundreds of years.
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×
thief
Give points!
5
10
15
20
25
×
shark
Other team loses 15 points!
Okay!
×
gift
Win 5 points!
Okay!
×
baam
Lose 15 points!
Oops!
15
×
Before Steven (start) wearing a hat, we (see) his new haircut.
Before Steven started wearing a hat, we had seen his new haircut.
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20
×
My uncle (take) flying lessons for several years before he finally (take) me for a ride in his plane.
My uncle had been taking flying lessons for several years before he finally took me for a ride in his plane.
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20
×
By the time the Chinese (experiment) with kites 2,500 years ago, animal flight (exist) for millions of years.
By the time the Chinese experimented with kites 2,500 years ago, animal flight had existed for millions of years.
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20
×
By the time Archaeopteryx (develop) some features of modern birds, it (evolve) from dinosaurs for millions of years.
By the time Archaeopteryx developed some features of modern birds, it had been evolving from dinosaurs for millions of years.
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20
×
Before the first pterosaur (take) flight, insects (fly) for over 100 million years!
Before the first pterosaur took flight, insects had been flying for over 100 million years!
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20
×
Before paper (make) kites cheaper, the Chinese royal family (fly) silk kites.
Before paper made kites cheaper, the Chinese royal family had flown silk kites.
Oops!
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Okay!
Check
×
boom
Lose 50 points!
Oops!
×
shark
Other team loses 20 points!
Okay!
×
fairy
Take points!
5
10
15
20
25
×
banana
Go to last place!
Oops!
20
×
Bats probably (glide) for hundreds of years before they (evolve) the capability of flight.
Bats probably had been gliding for hundreds of years before they evolved the capability of flight.
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Okay!
Check
×
heart
Other team wins 25 points!
Oops!
×
star
Double points!
Okay!
×
shark
Other team loses 25 points!
Okay!
×
banana
Go to last place!
Oops!
×
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