以下四个图象，能正确反映自由落体运动规律的是（g取10m/s2）
I get up _____a quarter to six______a hot morning.
--____will you come back? ----In an hour.
I ___the blackboard, but I can’t ______a word.
The word “fish” has ____“s”.
The man__________blue is Mr. White.
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