Child is a noun. Childish is an adjective :)
Well for the first one, after Mercury the second next is Earth, likewise after Mars the second next is Saturn. Length is to metre as volume is to litre. Attract is to repel as agree is to disagree. For the next one, you would need to fill in 1/2 of the square vertically, like in the picture beside it. Bee is to swarm as wolf is to pack. Lunar is to moon as solar is to sun. For the last one, you would need to fill in the first quadrant and the quadrant right below it, and place the square to the left, as in the picture right beside it.
because humans count on coral reefs and the sealife they support,coral reefs should be able to count on humans too.
