7.affect和effect

　　affect“影响”，它的第二个意思是“假装”,Though she affectes

　　indifference, I knew she was really very upset.

　　effect n.“结果”，“效力”。 “产生”，“导致”，它比“to

　　cause, to bring out”更为正式。His aim was to effect a radical change in the party structure.

　　8.all ready和already

　　all ready意思是“completely prepared”

　　already“已经”。He had already had his lunch.

　　9.altogether和all together

　　altogether (in total)“总共”

　　all together意思是“in a group”。如：We put the sheep all together in one field.这两个词还可以分开。We put all the sheep together in one field.

　　10. allude和elude

　　allude“暗指”，“暗示”，“(婉转)提到”。

　　elude (to avoid or escape)“闪避，躲避”。如:to elude sib’s grasp逃脱，没有被逮住;to elude the law规避法律。The meaning eludes me.那个意义我摸不透。