【C4】A．andB．butC．sinceD．while

A．andB．butC．yetD．unless

【C9】A．AndB．ButC．YetD．Nevertheless

【C7】A．andB．butC．yetD．or

【C9】A．andB．butC．stillD．or

A．AndB．ButC．YetD．Otherwise

Sister Wendy only eats plain food______she doesn t drink alcohol.A．andB．butC．whileD．yet