The dog took a piece of meat and ______.

_______ he was admitted to Tsinghua University—- he was so clever and hard-working.

Will you read me a story, Mummy? –OK. You ______have one if you go to bed as soon as possible.

Living in the mountain area has its problems, ________ obtaining water is a big problem.

Why didn’t you pay the bill for Tina?— I offered to, ________ she refused.[ ]