B. Complete the sentences with the correct form of the Past Perfect Simple or the Past Perfect Continuous of the verbs in brackets.  We were tired because we ………………………………….. (drive) for two hours. Anna ………………………………….. (not stop) studying all day. She didn’t even have one break. ………………………………………….. (the archaeologists / discover) the tomb before they found the treasure? I ………………………………….. (analyse) the document for hours. That’s why I needed a rest.

 We were tired because we …………………had driven……………….. (drive) for two hours.

Anna …………………hadn't stopped……………….. (not stop) studying all day. She didn’t even have one break.

…………………………The archaeologists had discovered……………….. (the archaeologists / discover) the tomb before they found the treasure?

I ……………………had analysed…………….. (analyse) the document for hours. That’s why I needed a rest