[ Idioms ]
To practice a skill you have already is the same as to ___ up a skill.
a. fold
b. kick
c. polish

Random Topics:
AdjectivesComparative and Superlative AdverbsQuestion WordsPassive Voice - Past SimpleAuxiliary Verbs (be, do, have)Adverbs of TimeCan, Could, May, MightComparisionsArgumentative VocabularyGrammar - FragmentsOther quiz:
Modal Verbs › ViewWe _________ drive fast; we have a plenty of time.
A. mustn’t
B. must
C. need
D. needn’t
Tenses › View
Ever since I got a credit card, I __________ a lot of money on many unnecessary things.
A. have spent
B. spend
C. am spending
D. spent
Mixed General Quiz › ViewIreland is ___ of Britain.
a. west
b. next to
c. near
Grammar › View
his car is ___ mine
A. more expensive and faster than
B. faster and more expensive than
C. more faster and expensive than
D. more expensive than and faster than
