On
8 n2 `0 E( v; }- i 1)动词+on" c9 L. L: M1 r: s: Y1 ]
a)动词+on。介词on表示“凭借,产生某结果,接通”等意思:% o! H0 ]5 |) s" I9 z h
act on对…有作用, bring on促使;导致, call on拜访某人, count on依赖, carry on执行, depend on取决, feed on以…为生, figure on料想;推断, go on继续, have on穿着, insist on坚持, keep on 继续, lean on依赖, live on以…为生, pull on迅速穿上, put on穿上, switch on接通( 电源), take to喜欢;养成;轻易学会,turn on接通(电源), work on操作, wait on侍候。例如:/ I. [0 `, T) W$ s" {/ g
This kind of medicine acts on the heart. 这种药对心脏有好处。; y; P- d5 h2 ~& x& j* I% ^
The fine weather brings on the crops nicely. 好天气促使庄稼长势良好。; r! N/ V' m) N6 L1 J7 _
We count on you to help. 我们有赖你的帮助。
8 X1 g7 j+ T. g5 g; b! \& G6 N b)动词+sb.(sth.)+ on +sb.(sth.)。on的意思是“以…,对…,在某方面”:
! h7 R" m9 t& E7 V: H- B; o base on以…为基础, congratulate on恭贺, fix on固定, have mercy on怜悯, have pity on怜惜, keep watch on监视, spend on把时间、精力花在某方面。例如:" I. e" |7 L5 O
Theory should be based on practice. 理论联系实际。+ }4 I, f0 O3 R" _! q( l
Congratulate on your success in the competition. 恭喜你竞赛获得成功。0 y4 R8 u" j5 H+ T# F
2)be+形容词+on的词组:! ~" o5 Q, M+ g) X. \, z
be dependent on依赖, be hard on对某人苛刻, be impressed on对…印象深刻, be keen on渴望, be strict on对…严格。例如:+ B; K* C& l' U' [4 F% c
We can’t just be dependent on our parents. 我们不能只依赖父母。
4 J& G) ~- ]! e( s7 j( T He is keen on going abroad. 他渴望出国。1 Q# n" `: B: i' O" J/ m( L
3)on+名词构成的词组:' \; a9 k. y) v. J5 |5 c0 J
on表示处于某种状态或在某个方位:on board乘(车,飞机), on call听候召唤, on duty值班, on earth到底, on fire着火, on foot步行,on guard在岗,on hire雇用,on holiday度假,on leave休假,on one’s knees跪下, on one’s way在…的路上,on purpose故意, on sale待售,on shore在岸上, on time准时, on the move行动, on the other hand另一方面, on the spot当场, on the tip of one’s tongue快要说出口, on top of在…的顶部,on watch值班。 |