[ Grammar ]
The problem ______.
A. has been solved
B. have being solved
C. was solve
D. has being solved

Random Topics:
Present simple or Past simpleModal Verbs and Contrastive ConjunctionsModals and PhrasesSimple Past Tense & Future TensePast Tense vs Present Perfect TensePresent Simple & Present Progressive TenseThe Structural Types of SentencesTransportation VocabularyConditional Sentences Type I, IISubject/Verb Agreement with Collective NounsOther quiz:
Adverb › ViewHow does the adverb ‘slowly’ change the meaning of this sentence? The turtle moved.
A. It shows the turtle moved fast.
B. It shows the turtle did not move.
C. It shows the turtle moved slowly.
D. It shows the turtle moved early.
Articles › View
born in ______ USA
A. a
B. an
C. the
D. –
Relative Clauses › ViewDo you know the student
A. which won the competition?
B. who won the competition?
C. whose competition won?
D. whom competition won?
Sentence Structure and Grammar Rules › View
Complete the sentence: I don’t like ice cream, and ___ does my brother.
A. nor
B. so
C. neither
D. but
