He is tearing up what he has written _______ and beginning over again.

  A. constantly     B. simply         C. gradually      D. generally

---John is said to have learned Italian in Italy for five years.

  ---_______ he speaks it like a native speaker.

  A. No doubt       B. No problem     C. No wonder      D. No curiosity

Jimmy needs to improve his technique if he _______ gold at the 2012 Olympics.

    A. wins B. is winning   C. will win D. is to win

Everybody’s fingerprints are _______, so the police can easily find the thieves if any is left when they’re stealing. ks5*u

  A. single         B. particular     C. special        D. unique

Knowing how long the test would last, the students who finished _______ back and waited until the end of the exam.

    A. settle   B. settled  C. settling D. to settle

I thought things would get better, but _______ it is they are getting worse.

A. before        B. because      C. as       D. after

The dull wetland _______ the moment the first ray of sunlight shines on it. Thousands of creatures living in it wake up and begin their life of a new day.

  A. stays alive    B. begins to live                   C. makes a living  D. comes to life

Experts say walking is one of the best ways for a person to _______ healthy.

  A. handle   B. stay C. maintain D. reserve

_______ unexpected heavy rain usually causes _______ great change.

A. The; the B. An; 不填 C. An; the  D. The; a

---It’s getting late. I am afraid I must be off now.

   ---_______!

  A. Go slowly      B. So long        C. No problem     D. All right