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Tθ＞Tw Tθ＜Tw Tθ=Tw Tθ=1/2 Tw
had lost is losing lost have lost
Tθ＞Tw Tθ＜Tw Tθ=Tw Tθ=1/2 Tw
Not only we lost Not only did We lose We not only had lost Not only we had lost
lose lost have lost had lost
a four-days a four-day four days a four day
we lost memory also losing
we will notice that it is not moving we cannot tell whether or not it still exists it will be brighter than the moon it is four years that the light we can see will reach us
t＝tw＝td t＞tw＞td t＜tw＜td t＞tw＝td
t＞tw＞td t＜tw＜td t＞tw＝td t＝tw＝td
to lose losing lost being lost
Tom has lost his bike four days ago Tom has lost his bike for four days Tom lost his bike for four days It’s four days since Tom lost his bike
tw>t>td t>tw>td td>t>tw td>tw>t
when he is two. when he is around four. when he is six. when he is eight.
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