Topics: Present Perfect Tense
He started to work in the office at 8 o’clock. It’s now 12 o’clock and he just stopped it. It means that he …. for four hours.
A. has worked
B. worked
C. has been working
D. is working
Select your answer:

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Prepositions › ViewMy mother cannot live __ her iPod. She always listens __ music.
A. With – to
B. Without – to
C. Without – (-)
D. With – (-)
Tenses › View
They ………… in that house for five years.
A. have lived
B. are living
C. live
