否定: now
adv. 现在；如今；立刻
adj. 现在的
n. 现在；目前
conj. 由于；既然
It'；s not actually raining now.
其实现在并没有下雨。
I'；m now based at headquarters.
我现在在总公司工作。
Jim now works in construction.
吉姆现在从事建造业。
People are better educated now.
现在人们教育程度更高了。
I see things differently now.
现在，我看问题的方法不一样了。I was 18 years old then.
那时我18岁。
then 否定时用什么
then否定句时用didn'；t加动词原形，因为then是那时表过去时。
