He apologised to me for his ________ my letter．
| A．delaying answering | B．delay to answer |
| C．delaying to answering | D．delaying to answer |
--- Can you show me Mr. Jaffer’s office, please?
--- _____. But I don’t know if he is in at the moment.
| A．Thanks | B．Go on | C．Sure | D．You are welcome |
The manager believes prices will not rise by more than _____ four percent.
| A．any other | B．the other | C．another | D．other |
Although this ____ sound like a simple task, great care is needed.
| A．must | B．may | C．shall | D．should |
I used to quarrel a lot with my parents, but now we ______ fine.
| A．look out | B．stay up | C．carry on | D．get along |
In the United States, there is always ____ flow of people to areas of ______ country where more jobs can be found.
| A． | a; the | B． | the; a | C． | the; the | D． | a; a |