More and more people are willing to______part of their incomes to the school children in the poverty areas.
The teacher always tells her students that only if _____ hard ____ achieve success.
Obviously the measures taken by the local government have _____ the solution to drinking water problems in this region.
Could you drive me to the bookstore at noon if _____?
_____ I see the photo, I will always think of Mr. Li, who once was very strict with us.
I don't understand what the engineer means, but I’ve got ____ rough idea of ____ Project plan.