Present Perfect

________ long _____you ______ for me?

• How-has-wait

• How-have-wait

• How-has-waited

• How-have-waited

What have they done?

• they have slept in their room

• they have sleeping in their room

• they have sleeped in their room

• they have sleep in their room

My mom ____ _____ in N.Y.

• I'd travel around the world

• I've traveling around the world

• I've traveled around the world

• I'd traveled around the world

They _____ _______ to an electronic music concert!

• has go

• have went

• have gone

• have going

Andrea has _____ her umbrella

• forgetting

• forgotten

• forget

• forgetted

I am looking for my pen. I __________ it

• have lost

• lost

• did lost

• was lost

Paula's been a vegetarian _____ three years.

• by

• for

• since

• after

I haven't worked _____ last December.

• for

• since

• with

• by

I am still working. I haven't finished my work ________.

• already

• yet

• still

• never