Perseveranceisakindofqualityandthatis_______ittakestodoanythingwell.
A
what 在表语从句中作 takes 的宾语 ,构成 "It takes sth. to do sth." 的句型。答案为 A。
Oxford Advanced Learner s Dictionary ’ , 3rd Edition (1980), is among the best-known British ______ dictionaries.
CollinsCOBUILDEnglishLanguageDictionary(1987)hassomeuniquefeaturessuchasdefinition,extracolumnand______.