prehistoric pulling pushing reasoning
conditions daily day death differences
characteristics chart circular cloud
dinosaur dissolving distance diversity of
week weight zigzag machine magnet
size sky soil solid star states of matter
straight-line motion sun's position sun's
size teamwork temperature thermometer
month motion ocean organisms parent
tree universe vibration water weather
air animal animals balance behavior
life earth materials earth's rotation
seasonal shape similarities similarity
rock ruler salt science scientist
insect light liquid machine magnet
pebble plant precipitation prediction
energy food freezing gas gravity growth
growth position habitat heat horsetail
pattern boulder burning change
magnification magnifier mammoth mixture
速度 (字/分): 0 | 正确率 : 100%|时间: 03:00
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