[ Grammar ]
The teacher solved the problems.
A. The problems was solved by the teacher.
B. The problems are solved by the teacher.
C. The problems were solved by the teacher.

Random Topics:
Progressive TenseNoun and PronounGerundsInterrogative Pronouns & AdverbsAdverbs, Infinitives, Definite ArticleVerbs: Will & Going toVerb AgreementRelative Clauses beginning with PrepositionsPresent Perfect and Present Perfect ContinuousClause Markers TOEFL GrammarOther quiz:
Adverbs of Frequency › ViewWhich sentence is correct?
A. Anna always go to the cinema.
B. Anna always goes to the cinema.
C. Anna go to the cinema always.
D. Anna goes always to the cinema.
Grammar › View
Pronunciation is ________________ to study because you can listen to the audio in online dictionaries.
A. more difficult
B. less difficult
C. a little difficult
D. less easy
Grammar › ViewLeo ………………. exercises in his free time.
A. walks
B. plays
C. does
D. makes
Modals of Obligation & Prohibition › View
She _____ wear a uniform to school.
A. has to
B. can
