P62. precede-P63. precious

precede，preceding，precedent

构词：pre （在前面）＋ced（=ceed，cess 走）＋e

走在前面 v. 领先，在前面，之前发生

相关：access，concede，concession，exceed，excess，necessary，proceed，process，recede，recession，suceed，success 

搭配：precede someone / an ice age / a meeting / a paragraph / the code / her speech with...，the earthquake was preceded with...

federal laws precede state laws；

preceding the war，the preceding day / generations / steps / chapter / technology / actions；

set a / without / there is no precedent for

考点：比较关系

precious

构词：preci （= price 价）＋ous（adj. 多的，大的）

高价的 adj. 宝贵的

相关：price，prize，praise，appraise，appreciate，depreciate

搭配：precious jewelry / metal / time / memories / possessions / resource / friendship / support 

近义：expensive，costly，dear，valuable，invaluable，priceless

考点：同义替换