问题描述：
What kind of rock is the rock on the bottom of Changjian River?
just a cold joke
1.what is the most common surname in the world? ___(_)_
2.what is the fourth most populous country in the world? ______(_)__
3.what is the fastest land animal in the world? ____(_)__
4.wha discovered gravity? __(_)___
5.what was the first eord spoken on the moon? _____(_)_
6.what is the capital of Australia? ____(_)___
7.which city has the world's tallest building? ____(_)_
Follow these questions, use the letters
just a cold joke
1.what is the most common surname in the world? ___(_)_
2.what is the fourth most populous country in the world? ______(_)__
3.what is the fastest land animal in the world? ____(_)__
4.wha discovered gravity? __(_)___
5.what was the first eord spoken on the moon? _____(_)_
6.what is the capital of Australia? ____(_)___
7.which city has the world's tallest building? ____(_)_
Follow these questions, use the letters
问题解答：
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