[ Grammar ]
Luis _____________ skate very well when he was 4 years old.
A. can’t
B. couldn’t
C. could

Random Topics:
Subject Verb Agreement; Indefinite Pronounsused to vs be used to vs get used toWish clauseGrammar - could / could notPresent Simple & Present Progressive TenseDefinite and Zero ArticleRelative Pronouns with PrepositionsGerund or to InfinitiveGerund or InfinitivesPronounciation and GrammarOther quiz:
Grammar › ViewI lent a pencil to Graham.
A. Graham is lent a pencil by me
B. Graham was lent a pencil by me.
C. Graham has lent a pencil by me.
Past Participles › View
When she came home, I had already _____ (leave).
A. left
B. leaved
C. lefted