[ Grammar - Present Perfect with for and since ]
My boss has been sick ________ two weeks.
A. ever
B. never
C. since
D. for

Random Topics:
Must Vs Have toSentences Function and StructureTenses and OpinionsProverbsFamily VocabularyAdverb ClausesPast Simple and Past ProgressiveAsking and Giving OpinionPrepositions of Location, Movement and TimeInversions and SubjunctiveOther quiz:
Modal Verbs › ViewChildren ____________________ play with fire.
A. Mustn’t
B. Must
Tenses › View
Water __________ most of the Earth’s surface.
A. covers
B. cover
C. covering
D. covered
Grammar › ViewTim promised _______ to learn Spanish.
A. to work better
B. to work his best
C. to do his well
D. to try
Vocabulary › View
_________ of the reason ____________ is expected, when you are late is disrupts the class.
A. Let me know, successfull
B. Valuable, let me know
C. Regardless, successfull
D. Valuable, punctuality
E. Regardless, punctuality
