=1

你

nǐ

you (informal, as opposed to courteous 您 nín)

=1

你

nǐ

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.)

=2

是

shì

to be (followed by substantives only) correct; right; true (respectful acknowledgement of a command) very well (adverb for emphatic assertion)

=2

是

shì

variant of 是 shì

=3

第一

dìyī

first most important; primary; foremost

=3

第一

dì-yī

(literally, figuratively) first; 1st being the most important consideration; being essential, or a priority; coming first first; 1st firstly number one; #1; first (in a test, competition, etc.)