Comment on the following two groups to illustrate the use of ant

Comment on the following two groups to illustrate the use of antonyms. (a)give and take, high and low. (b)More haste, less speed./ Easy come, easy go.
【正确答案】：Antonyms are useful in enabling us to express economically the opposite of a particular thought, often for the sake of contrast. Many idioms are formed with antonyms. Group (a)is such an example. These idioms look neat and pleasant, and sound rhythmic. Antonyms are often used to form antithesis to achieve emphasis by puttin ng contrasting ideas together. Proverbs and sayings provide us with good examples, such as examples in Group(b).