根据句意，用括号中所给词的适当形式填空。（每小题1分，共5分）

小题1:Mike goes to see his grandparents _________ (one) a week.

小题2:Exercise is  ______  (health) for the mind and the body.

小题3:This flower is _____ (good) than that one.

小题4:Which city is ____________ (beautiful),Beijing,Shanghai or Hangzhou?

小题5:We ____________ (not have) enough money to buy food last night.

设计输入不仅决定设计输出，还是设计评审和设计验证的什么？