BOOK 1 - UNIT 1: FOUNDATIONS OF ENGLISH VOCABULARY
Build core vocabulary with interactive flashcards, contextual grammar examples, and a complete word-family matrix for Unit 1.
Section 1: Flashcards
Each card flips on click and includes a pronunciation button on the front.
Card 1 of 20
afraid
[əfreid]
Definition
Sợ hãi, lo sợ
When someone is afraid, they feel fear.
Example
"The little boy was afraid of the dark, so he always slept with a nightlight."
"Cậu bé sợ bóng tối, vì vậy cậu luôn ngủ với một chiếc đèn ngủ."
Grammar
Past Simple and adjective pattern: 'be afraid of' (to fear something).
No flashcards are available.
Section 2: Word Family Table
A full 5-column word family table for quick review of related forms.
| Root Word | Noun Form(s) | Verb Form(s) | Adjective Form(s) | Adverb Form(s) |
|---|---|---|---|---|
| afraid | - | - | afraid | - |
| agree | agreement | agree | agreeable | agreeably |
| angry | anger | anger | angry | angrily |
| arrive | arrival | arrive | - | - |
| attack | attack / attacker | attack | attacking | - |
| bottom | bottom | - | bottomless | - |
| clever | cleverness | - | clever | cleverly |
| cruel | cruelty | - | cruel | cruelly |
| finally | final | finalize | final | finally |
| hide | hideout / hiding | hide | hidden | - |
| hunt | hunt / hunter | hunt | hunting | - |
| lot | lot | - | - | - |
| middle | middle | - | middle | - |
| moment | moment | - | momentary | momentarily |
| pleased | pleasure | please | pleased / pleasing | pleasantly |
| promise | promise | promise | promising | promisingly |
| reply | reply | reply | - | - |
| safe | safety | save | safe | safely |
| trick | trick / trickery | trick | tricky | trickily |
| well | wellness | - | well | well |
Section 3: Dictation Practice
Listen to the sentence, type what you hear, and check your word-level accuracy.
Audio 1 of 21
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