–You _________ here all the way through the thick snow last night. There was nothing important.
  --Yes, but I didn’t know.
A. didn’t need to come  B. don’t need to come C. needn’t have come       D. needn’t come

 Bob used to be a lazy boy, but he is __________ doing his homework very seriously tonight.
A. setting out    B. preparing for    C. going about     D. putting on

 –Will you __________ our pet dog while we’re on vacation?
  --Well, that ought to be no problem.
A. keep an eye of   B. keep an eye on  C. have an eye for D. have an eye on

Nowadays in most hospitals, information records, for examples, of patients with the same illness, are _____ in the computer.  A. made          B. sent         C. set          D. kept

 Fiat _________ a tiny “city car” especially for Europe’s narrow, crowded streets.
A. explained     B. tried       C. settled        D. launched

Yesterday evening when going to the cinema I frequented, I went in a wrong direction ________.
A. somehow     B. anyhow      C. somewhat      D. someway

 At last, we found ourselves in a pleasant park with trees providing shade and ____ down to eat our picnic lunch. 
A. sitting     B. having sat     C. to sit     D. sat

__________ is no wonder that he passed the maths exam.
A. It         B. There      C. As       D. Which

–It cost me 30 yuan to get here.
  --Well, it was crazy of you to take a taxi __________you would come by bus as well.
A. unless      B. if       C. when       D. because

Now I’ll present the facts __________.
A. on which to be based my opinion     B. which to base my opinion on
C. upon which to base my opinion              D. which to base my opinion upon