Đáp án :

`\color{red}{Killbu66}`

Giải thích các bước giải :

Be `=>` was/were

Become`=>` became

Begin `=>` began

Break `=>` broke

Bring `=>` brought

Build `=>` built

Choose `=>` chose

Cost `=>` cost

Cut `=>` cut

Do `=>` did

Dream `=>` dreamt

Drink `=>` drank

Eat `=>` ate

Feel `=>` felt

Find `=>` found

Forget `=>` forgot

Get `=>` got

Give `=>` gave

Go `=>` went

Have `=>` had

Hear `=>` heard

Hold `=>` held

Keep `=>` kept

Know `=>` knew

Learn `=>` learnt

Let `=>` let

Make `=>` made

Mean `=>` meant

Meet `=>` met

Pay `=>` paid

Put `=>` put

Read `=>` read

Rise `=>` rose

Run `=>` ran

Say `=>` said

See `=>` saw

Send `=>` sent

Set `=>` set

Shake `=>` shook

Shut `=>` shut

Sing `=>` sang

Sit `=>` sat

Sleep `=>` slept

Stand `=>` stood

Swim `=>` swam

Take `=>` took 

Teach `=>` taught

Tell `=>` told

Think `=>` thought

Wear `=>` wore

Win `=>` won 

Write `=>` wrote

Be

⇒

was/were

Become

⇒

became

Begin

⇒

began

Break

⇒

broke

Bring

⇒

brought

Build

⇒

built

Choose

⇒

chose

Cost

⇒

cost

Cut

⇒

cut

Do

⇒

did

Dream

⇒

dreamt

Drink

⇒

drank

Eat

⇒

ate

Feel

⇒

felt

Find

⇒

found

Forget

⇒

forgot

Get

⇒

got

Give

⇒

gave

Go

⇒

went

Have

⇒

had

Hear

⇒

heard

Hold

⇒

held

Keep

⇒

kept

Know

⇒

knew

Learn

⇒

learnt

Let

⇒

let

Make

⇒

made

Mean

⇒

meant

Meet

⇒

met

Pay

⇒

paid

Put

⇒

put

Read

⇒

read

Rise

⇒

rose

Run

⇒

ran

Say

⇒

said

See

⇒

saw

Send

⇒

sent

Set

⇒

set

Shake

⇒

shook

Shut

⇒

shut

Sing

⇒

sang

Sit

⇒

sat

Sleep

⇒

slept

Stand

⇒

stood

Swim

⇒

swam

Take

⇒

took

Teach

⇒

taught

Tell

⇒

told

Think

⇒

thought

Wear

⇒

wore

Win

⇒

won

Write

⇒

wrote