首字母填空ORBIS is an international o_______.It knows that people

首字母填空
ORBIS is an international o_______.It knows that people need education about eye care.There are many people with b_______in poor countries.Their lives are full of s_______.With the d_______from generous people and businesses,ORBIS is able to provide good and free t_______for patients
The volunteer doctors use a flying eye hospital to help people in need.They give them medicine or do o_______on them.The doctors try their best to treat the patients.A lot of people get excited about even the smallest i_______.Some of them have been cured.They will rember the k_______of the doctors and nurses