1

他

tā

(third-person singular) (since the early 20th century, usu. male) he; him; his (bound form) other; another; some other (as in 他日 tārì and 他人 tārén)

2

做

zuò

to make; to produce to write; to compose to do; to engage in; to hold (a party etc) (of a person) to be (an intermediary, a good student etc); to become (husband and wife, friends etc) (of a thing) to serve as; to be used for to assume (an air or manner)

=3

了

le

(completed action marker) (modal particle indicating change of state, situation now) (modal particle intensifying preceding clause)

=3

了

liǎo

to finish (used with 得 dé or 不 bù after a verb to express (im)possibility, as in 忘不了 wàngbuliǎo "cannot forget") (literary) (usually followed by a negative such as 無 wú or 不 bù) completely (not); entirely (not); (not) in the least to understand clearly (variant of 瞭 liǎo)

=3

了

liǎo

(of eyes) bright clear-sighted to understand clearly

=3

了

liào

unofficial variant of 瞭 liào

=4

一个

yīge

a; an; one the whole (afternoon, summer vacation etc)

=4

一个

yīgè

Combination of the numeral 一 (“one”) and the generic classifier 個／个: a; an; one same

5

演讲

yǎnjiǎng

to give a lecture; to make a speech