Ⅰ. drill “練習(xí)” 指有組織，有指導(dǎo)地反復(fù)進(jìn)行的練習(xí)。尤指在課堂上或軍隊(duì)里進(jìn)行的教練。如：
Question-and –answer drills are important when yu are learning a foreign language.
Ⅱ. exercise 指為發(fā)展智力或鍛煉身體而進(jìn)行的練習(xí)。如：
① He is doing an exercise in English grammar.
② We do morning exercises every day.
Ⅲ. practice 是不可數(shù)名詞，指為了達(dá)到熟練或完善的程度 而反復(fù)進(jìn)行的練習(xí)。尤指在藝術(shù)、手藝或技巧方面。如：
Piano playing needs a lot of practice.彈鋼琴需要多練。
Question-and –answer drills are important when yu are learning a foreign language.
Ⅱ. exercise 指為發(fā)展智力或鍛煉身體而進(jìn)行的練習(xí)。如：
① He is doing an exercise in English grammar.
② We do morning exercises every day.
Ⅲ. practice 是不可數(shù)名詞，指為了達(dá)到熟練或完善的程度 而反復(fù)進(jìn)行的練習(xí)。尤指在藝術(shù)、手藝或技巧方面。如：
Piano playing needs a lot of practice.彈鋼琴需要多練。