我不知道你在看東西。 - Zhictionary

Zhictionary

我不知道你在看東西。

I didn't know that you were watching something.

Source: Tatoeba

Sentence Composition

you (informal, as opposed to courteous 您 nín)

you (Note: In Taiwan, 妳 is used to address females, but in mainland China, it is not commonly used. Instead, 你 is used to address both males and females.)

to exist; to be alive
(of sb or sth) to be (located) at
(used before a verb to indicate an action in progress)

to look after
to take care of
to watch
to guard

to see; to look at
to read
to watch
to visit; to call on
to consider; to regard as
to look after
to treat (a patient or illness)
to depend on
to feel (that)
(after a verb) to give it a try
to watch out for

thing
stuff
person

classifiers: 個, 件