重說動詞: VERBS FORMS

Base form of a verb has no ending added.
e.g.          eat           swim          write

There are 4 verbs forms:

	Present (Base)	Past	Present Participle	Past Participle
regular	walk	walked	walking	walked
irregular	write	wrote	writing	written

Adding -s

Verbs ending -ch, -s, -x or -z	Base form + es	He fixes.
Verbs ending in -y	Base form - y + ies	Maria studies

Adding -ed

Verbs ending in e	Base for + d	fixed
Verbs ending with consonant + y	Base form – y + ied	studied
Verbs ending with vowel + y	Base form + ed	played
Verbs ending with short vowel + consonant	Base form + last consonant + ed	stopped

Adding -ing

Verbs ending in e	Base form – e + ing	living
Verbs ending with short vowel + consonant	Base form + last consonant + ing	stopping
Verbs ending in ie	Base form – ie + ying	die --> dying