[ Tenses ]
Robert and Maria have been married ________.
A. since 20 years
B. for 20 years.

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Essential and Nonessential ClausesVerb + PrepositionToeic VerbAsking and Giving Opinionused to, be used to, get used toProgressive Verb TensesTOEICCommon Grammar Mistakes and Spelling TipsFuture Tense VerbComparative AdjectiveOther quiz:
Grammar & Reading › ViewWhat is the main purpose of using a colon in a sentence?
A. To introduce a list.
B. To connect two independent clauses.
C. To add emphasis to the preceding clause.
D. All of the above.
Grammar › View
Mr. Williams began his work (if, after) he read the instructions.
A. if
B. after
The meeting _______ yet.
A. has finished
B. hasn´t finished
C. was finished
D. didn´t finished
Tenses › View
When my visa expired, I __________ renew my passport to go abroad.
A. was having
B. had to
C. had had to
D. were having