英语高手进,几个相近词的辨析,请尽量解释清楚1.labor job work2.progress proceed march advance 作为动词表示“前进”的区别3.include involve contain 动词表“包括”4.rato ratio percent5.except except for except that besides in addition to apart from6.view sight7.threaten scare warn8.require request demand9.shadow image feature10.expect hope look forward to11.engage involve 表示“参与,牵连”12.extend expand13.affair event accident incident14.edge frontier 15.fee payment expense bill wage salary cost income

英语高手进,几个相近词的辨析,请尽量解释清楚
1.labor job work
2.progress proceed march advance 作为动词表示“前进”的区别
3.include involve contain 动词表“包括”
4.rato ratio percent
5.except except for except that besides in addition to apart from
6.view sight
7.threaten scare warn
8.require request demand
9.shadow image feature
10.expect hope look forward to
11.engage involve 表示“参与,牵连”
12.extend expand
13.affair event accident incident
14.edge frontier
15.fee payment expense bill wage salary cost income savings
16.communicate correspond
17.accept receive
18.truth reality
19.mass mess
20.continuous continual constant
21.gain attain achieve
22.assure ensure
23.presume assume
24.reason cause
25.crash crack