【C2】A．immuneB．usedC．accustomedD．neutral

A．useB．usedC．usefulD．usefulness

What is the authors attitude towards Charles Krauthammers new book？A．Neutral.B．Indifferent

What is Liebermans attitude towards light therapy？A．Supportive.B．Opposed.C．Neutral.D．Indif

【C2】A．hesitantB．subjectiveC．ambiguousD．neutral

A．immuneB．mentalC．inheritedD．composite

【C10】A．useB．have usedC．usedD．are used