Ms.Loan - S5 - U8 - Present perfect

I have been in the office ______ 9 o’clock.

• since

• for

I have been teaching ______ 8 years.

• since

• for

We have been playing chess _______ this morning.

• since

• for

I have been in quarantine _______ 6 weeks.

• since

• for

She has lived in Istanbul _______ 2003

• since

• for

He has played played football _____ 5 years.

• since

• for

Jack _____________ Billy for 3 years.

• have known

• has known

• have know

• has know

I ____________ at home for 6 weeks

• have eat

• have sleep

• has been

• have been

She ___________ sick since yesterday.

• have been

• was

• has been

• is

14. I haven't seen them .... last week

• a) for

• b) since