The President __________China in the near future.

Are you willing to live on Mars（火星） one day— ______________ It sounds exciting, but it still worries me.

31Stronger and more lasting memories are likely to be formed ________a person is relaxed

We are so tired ______ we could take the day offtomorrow!

Professor Smith, along with his assistants, _________on the project day and night to meet the deadline