US and allied officials have said they have seen no credible evidence of civilian casualti

The villagers have offered much help to us and we think we should do something for them___

Pakistani and U. S. officials have formally signed an agreement before they______.A．fought

All of us have an obligation to speak out. We may come from different backgrounds and fait

All of us will work in our jobs with different kinds of people and we have to possess cert

Words may appear small and insignificant, yet they can have a deep and______effect on us.A

Robots have ______ humans from heavy work and offer us much more free time.A．freedB．be fre