---The last one __________________ pays the meal.    ---Agreed!

   A. arrived       B. arrives         C. to arrive          D. arriving

 I won’t call you, ________ something unexpected happens.

   A. unless       B. whether         C. because         D. while

 ---How’s your tour around the North Lake? Is it beautiful?

   ---It ________ be, but it is now heavily polluted.

   A. will         B. would        C. should       D. must

 We all know that, __________, the situation will get worse.

   A. not if dealt carefully with         B. if not carefully dealt with

   C. if dealt not carefully with         D. not if carefully dealt with

 I smell something __________ in the kitchen. Can I call you back in a minute?

   A. burning     B. burnt        C. being burnt      D. to be burnt

 Does this meal cost $50? I __________ something far better than this!

   A. prefer       B. expect       C. suggest        D. suppose

 Between the two generations, it is often not their age, _________ their education that causes misunderstanding.

   A. like         B. as          C. or            D. but

 I know a little bit about Italy as my wife and I ________ there several years ago.

   A. are going     B. had been    C. went          D. have been

 ---Can you read the sign, sir? No smoking allowed in the lift!  ---__________________.

   A. Never mind                         B. Don’t mention it  

   C. Sure, I don’t smoke                   D. Pardon me

 “Goodbye, then,” she said, without even ___________ from her book.

   A. looking down     B. looking up     C. looking away      D. looking on