【C12】A．Such asB．For instanceC．As a resultD．In the end

【C16】A．for exampleB．for instanceC．such asD．about

【C2】A．As a resultB．For instanceC．HoweverD．Nevertheless

【C17】A．As well asB．WithC．OfD．Such as

【C12】A．AsB．As ifC．ThoughD．Unless

【C10】A．by contrastB．for instanceC．in additionD．however

【C3】A．such asB．asC．likeD．as for