Not until ________a third time ________that he had given birth to the reading system for the blind called Braille.
| A．Louis Braille tried；he announced |
| B．did Louis Braille try；he announced |
| C．Louis Braille had tried；did he announce |
| D．had Louis Braille tried；had he announced |
Some people eat with their eyes. They prefer to order whatnice.
| A．looks |
| B．smells |
| C．feels |
| D．tastes |
"Daddy didn't mind what we were doing, as long as we were together, ________ fun."
| A．had |
| B．have |
| C．to have |
| D．having |
---how about seeing the new movie at the theatre tonight?
---, but I’ve got to go over my notes for tomorrow’s exam.
| A．All right |
| B．Sounds great |
| C．I can’t |
| D． No, I am terribly sorry |
--It is a long time since I saw my sister.
--her this weekend?
| A．Why not visit |
| B．Why not to visit |
| C．why not visiting |
| D．why don＇t visit |
Your house is always so neat—how do you ______ it with three children?
| A．manage |
| B．serve |
| C．adapt |
| D．construct |