合成定语从句.she lost an English book .its cover is dark blue.he h
合成定语从句. she lost an English book .its cover is dark blue. he has a pen friend,he has never seen her this is the way of life .she is looking forward to this way of life
she lost an English book whose cover is dark blue. he has a pen friend who he has never seen . this is the way of life (to) which she is looking forward to .这里的to放which前或forward后都可以.