单项选择题 We shall be very much ______ if you will effect shipment as soon as possible, thus enabling them to catch the brisk demand at the start of the season. A．obligated B．oblige C．obligation D．obliged

单项选择题 The water level of the river is ______ after the rain. A．rising B．rise C．rised D．rose

未知题型 在X线检查中，对被检者的防护措施错误的是A.避免操作失误B.选用多种X线检查方法###SXB##