Question

books provide us with the simple pleasure of knowing the unknown (rewrite in present perfect continuos tense).​

Answer 1

The sentence can be written in present perfect continuous tense as follows:

Books have been providing us with the simple pleasure of knowing the unknown.

What is the present perfect continuous tense?

• In English grammar, present perfect continuous tense depicts an event which started in the past and is still still continuing to occur in the present.
• The formula for present perfect continuous tense is : has/have been + the present participle (root + -ing).
• For example, they have been visiting their grandmother since two months.