1. Add ed: Work directly-

work

Look-look

2. For words ending in silent e, add D: live directly.

-lived.

Hope-full of hope

Use-second hand

3. End with the consonant letter +y, and change Y to I plus ed: study-

study

Carry-carry

Worry-worry

4. If it ends with a consonant, double the last consonant +ed: stop-

stop

Plan-planned

The form of stressed closed syllables is auxiliary-meta-auxiliary structure, such as nod, n is consonant, o is vowel and d is consonant.

5.

Verbs ending in ic should be changed from ic to ick and then ed, such as picnicking → picnicking, transportation → selling.

6. Irregular verb past tense:

There used to be

Used to be

Get-get

Say-say

Felt

Do/do-do

Past is

Go, go

Drink-drink.

Eat-eat

broughts

Thinking-thinking

Buy-buy

Catch-

Caught

teach

-

teach

sit still/quietly

Wear old ones

Cut-cut

sweep

Sleep-sleep

seesaw

Become-become [1] reading-reading.

(See: irregular verbs)

7 plus d ends with auxiliary component Auxiliary.

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