How about the tensed verbs?

Fred has worked here for more than ten years.

The telephone rings when my wife bathing.

2009-12-06 16:38:02 補充：
my wife was bathing

Q2 : Stephen told that do not home late to his son. [home可作v解回家]

Q3 : Fred works here for more than ten years.
亞 [發]如果未被炒.上句是百份百正確!

Q4 : The telephone rings while my wife is bathing.
when事情時間上有先後I can did it when I was young.
while事情同一時間發生
as事情中有兩種情形連續發生I forgot my bag as I left.

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1 啱

2 啱

3 Fred has worked here for more than ten years.

4 The telephone rings when my wife is having a bath.