you please repeat the grammar rulesagain —Ofcourse, but I am sure that you _______ to me carefully, as I have told youtwice already

“Nowhere else_______ a greater talent for innovation than in Internet-based businesses”, said the report.

The time Dr. Wang has devoted _____ the disabled in the past five years is now considered_____of great value.

_____he met with the difficulty did he realize the importance of group work

This is quite a difficult problem and none of us could ____ a solution to it. [ ]