[ Grammar ]
Alber knew a lot ….. computers, ….. he studied the subject ….. his exams.
A. About/before/for
B. About/after/for

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Modals and Active and Passive VoicePast Simple and Past Continuoustake, make, doSentence StructurePhrasesAdjectives & PrepositionsVerbs: Action, Linking, and HelpingIELTS GrammarSynonymsFuture - will / going to / present continuousOther quiz:
Subordinating Conjunctions › View“You’ll find your jacket where you left it.”
A. Jacket
B. Left
C. Where
D. Find
Pronouns and Subject Verb Agreement › View
A person should choose _______ friends carefully.
A. their
B. them
C. his or her
D. its