Unit 2 重点语法Grammar 构词法-2023-2024学年高一英语必修第一册单元重难点易错题精练（外研版2019）

Unit 2 Exploring English 重点语法构词法 一、单项选择 1．Which word is formed in the same way as “weekend”? A．unable B．invention C．helpless D．noticeboard 2．The word “wonderful” has a suffix (后缀). All the following words have suffixes except “________”. A．careless B．development C．introduction D．research 3．Which of the following words is formed in the same way as “blackboard”? A．dislike B．weekday C．unlucky D．achievement 4．Which of the following prefixes(前级) means “No”? A．en- B．co- C．over- D．dis- 5．Which of the following suffixes（后缀）is the opposite of“-ful”? A．-able B．-ness C．-ous D．-less 6．In the words ‘unhappy’ and ‘unusual’, the ‘un -’ means ________. A．very B．most C．not D．less 7．We can put the prefix “un-” before ________ to give it the opposite meaning. A．patient B．active C．correct D．interesting 8．We can add the suffix “-ly” to ________ to form an adjective. A．bad B．real C．usual D．friend 9．Which of the following words is a compound (合成的) word? A．cheerful B．pancake C．speaker D．invitation 10．The word “visitor” has a suffix. Which of the following also has a suffix? A．Inactive B．Southwest C．Only D．Scientist 11．Which of the following words is formed like “impolite”? A．reporter B．uncertain C．blackboard D．dangerous 12．The suffix in the word “healthy” means “_________”. A．having the quality of B．full of C．without D．not 13．Which of the following words is formed the same way as “toothache”? A．invitation B．unimportant C．careless D．wildlife 14．Which word of the following can add a prefix in- to get an opposite meaning? A．active B．patient C．certain D．usual 15．Which one of the following words will be like “really” after adding “-ly”? A．week B．usual C．friend D．love 16．Which of the following suffixes(后缀)means “without”? A．-ful B．-less C．-ly D．-tion 17．Which of the following words can’t be added with a prefix ‘‘un-’’? A．correct B．necessary C．interesting D．important 18．Which of the following words has a different prefix （前缀）to make it have an opposite （相反的）meaning? A．happy B．possible C．kind D．