I just wonder _____ that makes him so excited?
| A．why it does | B．what he does |
| C．how it is | D．what it is |
With a lot of difficult problems_____， the newly-elected manager is in a dilemma.
| A．settled | B．settling | C．to settle | D．being settling |
I still remember_____ to visit the Mountain Tai when I was young and I am longing to visit it again.
| A．to take | B．to be taken | C．taking | D．being taken |
_____ many times, he finally understood it.
| A．Told | B．Telling | C．Having told | D．Having been told |
--- Cloud I ask you a rather personal question?
---- Sure, _______.
| A． pardon me | B． go ahead | C．good idea | D．forget it |
It’s not____ good idea to drive for four hours without______ break.
A. a ,aB. the ,a C. the , theD a, the