You probably have noticed that people express similar ideas in different ways depending on the situation they are in. This is very (26) . All languages have two general levels of usage: a formal level and an informal level. English is no (27) . The difference in these two levels is the situation in which you used a (28) level. Formal language is the kind of language you find in text books, reference books and in business letters. You would also use formal English in compositions and (29) that you write in school. Informal language is used in conversation with colleagues, family members and friends, and when we write (30) or letters to close friends. Formal language is different from informal language in (31) ways. First, formal language (32) be more polite. What we may find interesting is that it usually takes more words to be polite. For example, I might say to a friend or a family member, Close the door, please, but to a stranger, I (33) would say Would you mind closing the door Another difference between formal and informal language is some of the (34) . There are bound to be some words and phrases that belong in formal language and others that are informal Let’s say that I really like soccer. If I am talking to my friend, I might say I am just (35) soccer! But if I were talking to my boss, I would probably say I really enjoy soccer. 点击查看答案

Part of Bradshaw’s work is to destroy the false beliefs in dog-wolf closeness and the related mistakes, particularly in dog-training during the past 100 years. 点击查看答案&解析