I wonder if we should even tell her at all.我都不知道该不该告诉她了

at all:完全； 根本

I didn't want to be associated with it at all.

我根本不想与这事有牵连。

That hotel doesn't rate five stars at all.

那家旅馆根本够不上五星级。

I know, I just... think we should hold off.我知道，我只是觉得暂时不要说

hold off: 耽搁

They will hold off their decision until Monday.

他们将延至星期一再作决定。

I hope the rain hold off till evening.

我希望雨拖到晚上再下。

I haven't heard from her either,她也没联系我

hear from sb:得到某人的消息

When they do not hear from her,they fear the worst.

他们那时听不到她的消息，唯恐发生了最糟的事。