【C5】A．influenceB．effectC．affectD．impact

【C11】A．exhaustB．exertC．affectD．enact

【C17】A．influenceB．influencingC．influencedD．have influenced

A．sampleB．effectC．measureD．indication

A．influenceB．resultC．costD．feature

【C3】A．influenceB．interruptC．effectD．affect

【C9】A．influenceB．effectC．societyD．civilization