He________down and began thinking of how to________the table more beautifully for dinner．

1. A.
   laid，laid
2. B.
   lay，lay
3. C.
   laid，lay
4. D.
   lay，laid

 Write down the phone number, __________ you’ll forget it.

    A. so           B. and              C. but              D. or

 Write down the phone number, __________ you’ll forget it.

    A. so           B. and              C. but              D. or