The word is compounded of a preposition and a verb . 这个词是由一个介词和一个动词复合而成的。
" like " is a preposition and is used before nouns and pronouns . “Like”是介词，用在名词和代词之前。
" in front of , behind " are prepositions and opposite in meaning . “Infrontof，behind”均用作介词，但意思相反。
British and us english differ as regards the prepositions used after . 后面的介词，在英式英语和美式英语中有所不同。
But the american phrase "grown man" leaves out the preposition and this neologism is now taking hold in britain . 但是美国词组“grownman”略去了介词，这个新词语如今正在英国扎了根。
When a " school , hospital , " etc. is being referred to as an institution , we do not use the definite article after a preposition . 当“schl，hospital”等用来指机构时，我们在介词后不加定冠词。
A complete these sentences using at , on or in 完成以下句子，用适当的介词填空。
You should cancel this preposition in the sentence 你应该删去句子中的这个介词。
Complete these sentences using at , on or in 完成以下句子，用适当的介词填空。
Certain prepositions usually follow certain nouns 某些介词通常跟随某些名词。
