Question

one of the boys ----- lost his pen(has,have)​

Answer 1

By filling in the blank we will get ''One of the boys have lost his pen''.

• When filling in the blanks, there are a few things to bear in mind.

• It should be simple and straightforward to make sense.

• It should only be used in exceptional circumstances, and responses should be brief.

• There should be no hints when answering the question.