【C2】A．professionalB．responsibleC．skillfulD．special

A.acceptableB.responsibleC.reasonableD.accountable

【C10】A．feasibleB．responsibleC．sensibleD．visible

【C9】A．professionalB．vocationalC．technicalD．academical

【C16】A．trustworthyB．responsibleC．virtuousD．ethical

【C12】A．indispensableB．responsibleC．sufficientD．dominant

【C10】A．professionalB．vocationalC．occasionalD．amateur