—Can those________at the back of the classroom hear me?—No problem.
In the cross-lake swimming race, a boat will be ____in case of an emergency.
The teacher has a peculiar way of ______her student’s nervousness when then speak English.
He_______the book and decided that he wouldn’t buy it.
Their water supply has been_______ because of the earthquake.
More and more people are willing to______part of their incomes to the school children in the poverty areas.