◎◎◎ cave ⪢⪢
A _____ is a natural opening in the ground with a hollow space beneath the surface large enough for people to enter.
http://qindex.info/i.php?x=1182

○○○ ❰❰￫❰❰ ⪢⪢
If they didn't work hard enough, they were sent to Rome to be thrown to the lions. #conditional
http://qindex.info/i.php?x=4092

○○○ fit ⪢⪢
Its signature rings are wide enough to fit between Earth and the moon but are barely a kilometer thick. #bookmark
http://qindex.info/i.php?x=10275

○○○ catch up ⪢⪢
Whether we can oneday know everything, there is to know, we can't yet say. But we already know more than enough to keep you busy catching up for a while. So let's learn some physics.
http://qindex.info/i.php?x=14975

○○○ flip ⪢⪢
If you don't study hard enough, you'll end up flipping burgers. #quote ▲￫▲
http://qindex.info/i.php?x=15343

○○○ gulp ⪢⪢
But if that doesn't work, like if there is not enough oxygen in the water, the axolotl has a backup, fully functional lungs. It can use to gulp air from the surface. These organs are evolutionary leftovers from when its ancestors lived on land.
http://qindex.info/i.php?x=16131

○○○ their ⪢⪢
A lot of residents are currently living in hotels but don't have enough money to pay for the repairs to their houses.
http://qindex.info/i.php?x=16157

○○○ Etna ⪢⪢
Despite the volcano's wrath and explosivity, nobody in this video was injured in its eruption. Thankfully for the people in this video, they were far enough back to be out of harm's way while being able to capture this extreme moment on film.
http://qindex.info/i.php?x=19629

○○○ once ⪢⪢
You only live once, but if you do it right, once is enough. #quote
http://qindex.info/i.php?x=20098

○○○ Albert Einstein ⪢⪢
I am enough of an artist to draw freely upon my imagination. Imagination is more important than knowledge. Knowledge is limited. Imagination encircles the world. ￫ encircle #quote
http://qindex.info/i.php?x=20318

○○○ bathtub ⪢⪢
That means that if you could find a bathtub large enough to put Saturn in, it would float instead of sink.
http://qindex.info/i.php?x=20679

○○○ Queen Elizabeth class ⪢⪢
In the last 4 years, the B-21 bomber program has received over 11 billion dollars in funding that's more than enough funding to build both the UK's most advanced Queen Elizabeth class aircraft carriers.
http://qindex.info/i.php?x=23688

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