六、几组对容易混淆词进行特别记忆 
  (1)有些字可当形容词又可当副词,例如: early; past; half; long; straight; fast; hard; quick; deep; slow; pretty; awful; wrong; right; high; late; hourly; early; weekly; etc. 
  We had an early breakfast. (形容词) 
  We went by a fast train. (形容词) 
  We had breakfast early. (副词) 
  Don’t speak so fast.(副词) 
  (2)有些形容词变为副词, 可在字尾加ly, 也可以不加, 不过在字义上不同。 
  (A) easy “安适地”; easily “容易地”: 
  Stand easy! 
  He’s not easily satisfied. 
  (B) clear ( = completely “完全地”; clearly“显然地”;) 
  The bullet went clear through the door. 
  The thieves got clearly away. 
  (C) high “高”; highly “很;非常”; 
  The birds are flying high. 
  He was highly praised for his work. 
  (D) Slow 和 slowly当副词时同义, 但 slow比 slowly语气强. 
  I told the driver to go slow(er). 
  Drive slowly round these bends in the road. 
  (E) hard “辛苦地”; hardly “几乎不”; 
  He works hard. (= He is a hard worker.) 
  He hardly does anything nowadays. (= He does very little nowadays.) 
  (F) just “刚才;仅”; justly “公正地”; 
  I’ve just seen him. 
  He was justly punished. 
  (G) late “迟”; lately (= recently)“最近地”; 
  He went to bed late. 
  I haven’t seen Mr. Green lately. 
  (H) Pretty (= fairly, moderately)“十分,颇”; prettily (= in a pretty way, attractively)“漂亮地”; 
  The situation seems pretty hopeless. 
  She was prettily dressed.转