2018中央电大《英语3》》期末考试完整版小抄(可排版)

ndows.Р31.  A. must          B. have           РC. had           D. has BР32.  A. have been asked РB. asked         C. will ask      РD. have been asking DР33.  A. due           B. caused          РC. because       D. because of AР34.  A. which         B. what           РC. who          D. – CР35.  A. the           B. all              РC. -            D. those CР36.  A. that           B. which           РC. who          D. it BР37.  A. estimate        РB. estimating      C. estimates        РD. estimated DР38. A. to have them installed           РB. to have them installing РC. to have been installing them          РD. to install them A Р39.  A. still          B. already            РC. yet           D. too CР40.  A. install         B. installed          РC. installing        D. to install D