On 6/15/08, Novel wrote:
> On 6/15/08, omar wrote:
>> Hi, all.
>> I am teacher of English. I am Egyptian.Could you please
>> tell me which is the correct choice for the following
>> sentence and why?
>> - I can't find my keys. They must (be / have been) lost.
>> Thank you for u all.
>
> "be" is more approrpiate because are they are, at present,
> in a state of still being lost.
> "have been" seems to imply that someone else lost them OR
> that it all happened quite a long time ago in which case the
> first sentence would not really make sense.
>
> Hope this helps.
Thank you, Novel.
Your reply helps me so much and I really admire
you as you are a helpful brilliant person. I hope we can be
friends. so, this is my id at yahoo messenger and
hotmail "mr_omar971" .. I hope we can talk soon.
THANK YOU AGAIN.