It is difficult for children to change their eating habit later in life.________，parents should encourage healthy eating from an early age.
| A．Otherwise | B．Therefore |
| C．Besides | D．However |
—Can I use the telephone on the table，sir?
—Under no circumstances _________ to use the telephone in the office for personal affairs.
| A．anyone is allowed | B．nobody is allowed |
| C．is anyone allowed | D．is nobody allowed |
—He didn’t feel a bit nervous when ________.
—No．He’d had a lot of time ________ for it after all.
| A．interviewing；to prepare |
| B．interviewed；to prepare |
| C．interviewing；preparing |
| D．being interviewed；preparing |
How long do you think _________ the computer company launches a new model?
| A．it will be before | B．will it be until |
| C．will it be when | D．it will be that |
Miss Li ______ as a secretary for five years in the company，and now she is general manager of it.
| A．serves | B．served |
| C．had served | D．has served |
A warm thought suddenly came to me _______ I might buy some flowers for my friend's mother’s 60th birthday.
| A．if | B．when | C．that | D．which |