[ Grammar ]
My children __________ English online for two weeks.
A. has been studying
B. have been studying
C. are studying
D. studied

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Comparison of Adjectives and AdverbsSubject and Verbs AgreementReported Speech and TensesApostrophe GrammarFuture Tenses and ModalsModal ProbabilityHave to/Has toPrepositions of Time and PlaceEd and Ing EndingsComparison Degree & GerundsOther quiz:
Vocabulary › ViewA person who practices moderation in action and conduct is said to have this virtue or quality. ______
A. trepidation
B. temperance
C. excursion
D. prospect
Grammar › View
Jane didn´t _____(have) any money when she came.
A. has
B. have
C. had
D. having
Grammar › ViewAfter seeing the success of her former colleagues, she wishes she _______ more risks in her career.
A. had taken
B. took
C. takes
D. was taking
Irregular Verb › View
Check the correct form of the irregular verb.
GET
A. Infinitive
B. Simple past
C. Past participle