1

您

nín

you (courteous, as opposed to informal 你 nǐ)

=2

会

huì

can; to have the skill; to know how to to be likely to; to be sure to to meet; to get together meeting; gathering (suffix) union; group; association (bound form) a moment (Taiwan pr. huǐ)

=2

会

kuài

(bound form) to reckon accounts

3

骑马

qímǎ

to ride a horse

=4

吗

má

(coll.) what?

=4

吗

mǎ

used in 嗎啡 mǎfēi

=4

吗

ma

(question particle for "yes-no" questions)