Present Perfect Quiz

I ______ three research papers this semester.

• Have written

• Have been writing

• Writes

• Wrote

She ______ for her exams all morning.

• Has studied

• Has been studying

• Studies

• Studying

The professor ______ five books about neuroscience.

• Has written

• Has been writing

• Wrote

• Writes

We ______ this topic since last week.

• Have been discussing

• Have discussed

• Discuss

• Discussed

This book is very ______; it explains everything clearly.

• Confusing

• Informative

• Complicated

• Boring

She ______ her notes three times today.

• Has reviewed

• Has been reviewing

• Reviewing

• Reviews

He ______ research on climate change for years.

• Has been doing

• Has done

• Does

• Did

The lecture was so ______ that I lost track of time.

• Boring

• Fascinating

• Confusing

• Unclear

We ______ three chapters so far.

• Have read

• Have been reading

• Reads

• Read

He ______ all day to complete his thesis.

• Has worked

• Has been working

• Works

• Working