A．avoidB．controlC．supportD．protect

【C5】A．introductionB．controlC．decisionD．direction

A．dataB．controlC．requestD．session

A．acceptB．viewC．supportD．approve

【C15】A．avoidB．avoidingC．makeD．making

【C6】A．to avoidB．avoidingC．by avoidingD．avoid

【C6】A．suppliesB．assistanceC．supportD．accommodations