Welcome to the unit1. Search for information on a variety of topics. (P33) 就各种话题搜索信息。searchv. 1) [I or T] to look somewhere carefully in order to find sth.:The police searched the woods for the missing boy.She searched his face for some sign of forgiveness, but it remained expressionless.He searched (in/through) his pockets for some change.I've searched high and low (= everywhere), but I can't find my birth certificate.The detectives searched the house from top to bottom (= all over it), but they found no sign of the stolen goods.FIGURATIVE: She searched her mind/memory for the man's name, but she couldn't remember it.FIGURATIVE: People who are searching after inner peace sometimes turn to religion.2) [I] to try to find the answer to a problem:Philosophers have searched for millennia but they haven't found the meaning of life.3) [T] A police officer who searches you or your possessions looks for sth. you might be hiding:The men were searched for drugs and then released.n. 1) [C] when you try to find someone or sth.:After a long search, they eventually found the missing papers.We're doing a computer search for all words beginning with 'high'.The police carried out/conducted/made a thorough/exhaustive search of the premises, but they failed to find any drugs.2) [S] when you try to find an answer to a problem:the search for happinessa variety ofn. 1) [C] a different type of sth.:The article was about the different varieties of Spanish spoken in South America.This variety of rose is especially hardy and drought-resistant.Our supermarket stocks apples in several different varieties.2) [S] many different types of things or people:She does a variety of fitness activities.The equipment could be ...