【C2】A．moreoverB．howeverC．thereforeD．nevertheless

【C20】A．moreoverB．howeverC．thereforeD．furthermore

【C20】A．moreoverB．howeverC．stillD．yet

【C11】A．MoreoverB．HoweverC．AnyhowD．After all

【C20】A．MoreoverB．HoweverC．ThereforeD．Whereas

【C3】A．FurthermoreB．HoweverC．ThereforeD．Nevertheless

【C9】A．HoweverB．FurthermoreC．ThereforeD．Nevertheless