To everyone’s surprise, Michael claimed _____ all his homework in just one hour.
| A.having finished | B.to have finished | C.that finished | D.finishing | 
——There'll be billions of people to watch the Spring Festival gala on TV tonight.
 ——I know. The whole world______.It's a really wonderful event.
| A. watches | B. is watching | 
| C. has watched | D. will be watching | 
—— We expected you yesterday.
 —— I'm sorry, I______you to say that I couldn't be here until today.
| A. should have called | B. must have called | 
| C. could call | D. would call | 
It is acknowledged that______shortest distance between persons is _______ sincere smile.
| A.a; the | B. the; a | C. a;不填 | D. the;不填 | 
In this lecture, I can only give you a_______view of how we can live life to the full.
| A.simple | B.good | C.secret | D.personal | 
We tried to ring you back,Bryan, but we think we ______ your number incorrectly.
| A. looked up | B. got through | 
| C. took down | D. worked out |