1

他們

tāmen

they; them

=2

都

Dū

surname Du

=2

都

dōu

all; both; entirely (used for emphasis) even already (not) at all

=2

都

dū

capital city metropolis

3

在

zài

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

4

西班牙

Xībānyá

Spain

=5

嗎

má

(coll.) what?

=5

嗎

mǎ

used in 吗啡 mǎfēi

=5

嗎

ma

(question particle for "yes-no" questions)