____ ____
厨师将一勺盐放入汤中,整锅汤都会变咸,这是____ 现象,这种现象说明了____ .
1603年意大利科学家____制造出____。
---I think Ma Lin will win the first prize.---_____________. I think Wang Liqin will be the top of the game.
①大地 ②酸溶液 ③玻璃 ④塑料.