=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

来自

láizì

to come from (a place) From: (in email header)

3

非洲

Fēizhōu

Africa abbr. for 阿非利加洲 Āfēilìjiā Zhōu

=4

吗

má

(coll.) what?

=4

吗

mǎ

used in 吗啡 mǎfēi

=4

吗

ma

(question particle for "yes-no" questions)