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。
OxfordAdvancedLearnersDictionary’,3rdEdition(1980),isamongthebest-knownBritish______dictionaries.
—Davidhasmadegreatprogressrecently.—_______，and_______.
Moderneconomics________thecountry’sagriculturalpolicies.
Agoodworkerinakeyspotcould,so_______ashekeptupproduction,takeallthecoffeebreakshewanted.