Perseverance is a kind of quality and that is _______ it takes to do anything well.
A
what在表语从句中作takes的宾语,构成"Ittakessth.todosth."的句型。答案为A。
Ifyoutrytolearntoomanythingsatatime,youmayget________.
CollinsCOBUILDEnglishLanguageDictionary(1987)hassomeuniquefeaturessuchasdefinition,extracolumnand______.
Wordsthatareidenticalonlyinspellingbutdifferentinsoundandmeaningarecalled______.
WhichofthefollowingisNOToneofthemainsourcesofnewwordsinthepresent-dayEnglishvocabulary?