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Grammar c2 - Advanced participle and infinitive clauses
In advanced English grammar, participle and infinitive clauses are important structures used to make sentences more concise, sophisticated, and to avoid unnecessary repetition.
Participle Clauses: These are often used to express ideas more efficiently. The participle (either present or past) can replace a relative clause or an adverbial clause. The main participles used are the present participle (verb + -ing) and the past participle (third form of the verb). Participle clauses provide background information or describe actions happening at the same time.
Example: Walking down the street, I saw an old friend. (Instead of saying "As I was walking down the street, I saw an old friend.")
Example: The documents sent by email were lost. (Instead of saying "The documents which were sent by email were lost.")
Infinitive Clauses: The infinitive form of the verb (to + base form) is often used to express purpose, reason, or a future action. Infinitive clauses can replace an object or a complement in a sentence, and they often indicate purpose or intention.
Example: She went to the store to buy some bread. (Here, "to buy some bread" is an infinitive clause showing the purpose.)
Example: He promised to help with the project. (The infinitive clause "to help" is showing the action he promised to do.)