engines are machines producing power or motion.

engines are machines producing power or motion. Engines are machines ___ power or motion.A.produce B.produci Engines are to machines what hearts are to animals 翻译 Engines are to machines what hearts are to animals. Engines are to machines ______hearts are to animals. engines are to machines ( )hearts are to animal 英语单选解析1.Engines are to machines ___hearts are to animals.A.t Engines are to machines _____hearts are to animals.这是什么从句 Engines are to machines ______ hearts are to animals.A.that Engines are to machines what hearts are to animals.为什么要用what fact or motion or money or power and so 这句话是什么意思? We should buy things ____locally A producing B are producing