They were asked to _____ new occupations.
A．propose
B．pursue
C．persuade
D．prove

参考答案：B 答案解析： A选项意为“建议；打算；计划”，B选项意为“从事；追赶”，C选项意为“说服劝告”，D选项意为“证明”，后面搭配的是new occupations意为“新职业”，故选择B。