问题
选择题
ORBIS doctors many patients, but patients do not have money to pay for the .
A．treat …treatment
B．treatment …treat
C．treating …treated
D．treated ….treating
答案
答案：A
考查：treat，动词治疗，treatment 治疗方法，治疗费用。句意：ORBIS医生给许多病人治病，但是病人没有钱付他们的医疗费。故选A。