Correct

无日

/ wú rì / 
Strokes

Example

As an Adverb

all the time; not a single day; every day

1
Wǒ
我
wú
无
rì
日
bù
不
máng
忙
  
。

There is not a single day when I am not busy. / I am busy all the time.

Definition

soon; before long

2
Tā
他
wú
无
rì
日
biàn
便
huí
回
  
。

He will be back soon.

As a Verb

do not have a day (to do sth)

3
Kànlai
看来
wǒmen
我们
yǐhòu
以后
xiāngjiàn
相见
wú
无
rì
日
le
了
  
。

It seems that we do not have a day to meet in the future.