Book 2 · Lesson 4 — Can You Sing?

Key Vocabulary 關鍵單字

Theme Words

點 🔊 聽每個單字的英文發音。

🎵	sing	唱歌
💃	dance	跳舞
🎨	draw	畫圖
✏️	write	寫字
📖	read	閱讀
✅	can	能夠 / 會
❌	can't = cannot	不能夠 / 不會

Sentence Patterns 句型

Key Patterns

Pattern 1 · 陳述能力

I / He / She + can + verb

I can sing.

He can draw.

She can read.

You can write.

Pattern 2 · Yes/No 問句

Can you / he / she + verb?

A:Can you sing?

B:Yes, I can.

A:Can you dance?

B:No, I can't.

A:Can you draw?

B:No, I can't. But I can sing.

Grammar Focus 文法重點

can — No Changes Needed

Unlike be verbs (am / is / are), can NEVER changes regardless of the subject.

I can sing. ✅ (NOT I ams sing)
He can draw. ✅ (NOT He cans draw)
She can write. ✅

Always use the base form of the verb after "can": can sing, can draw, can write.

Subject 主詞	can	Verb 動詞
I	can	sing
You	can	dance
He	can	draw
She	can	write
We / They	can	read

Mini Quiz · 小考

Select the best answer for each question. 選出每題最適合的答案。

Question 1 / 10

I sing. I love music!

Correct! I can sing. — "can" never changes. We never say "cans".

The answer is can. "can" never adds -s. We say "I can", not "I cans".

Question 2 / 10

A: Can you dance? B: No, I .

Correct! No, I can't. — "can't" = "cannot". It's the negative short answer for "can".

The answer is can't. "can't" = cannot. The negative of "Can you...?" is "No, I can't."

Question 3 / 10

Which sentence is correct? 哪個句子正確？

Correct! He can draw. — "can" never changes, and the verb after "can" is always the base form (draw, not draws).

(A) is correct: He can draw. — "can" never adds -s, and use the base verb "draw" (not "draws") after "can".

Question 4 / 10

"can't" means ___

Correct! can't = cannot. It's the negative form of "can".

can't = cannot. "isn't" = is not, "don't" = do not — these are different negatives.

Question 5 / 10

A: Can she read? B: Yes,

Correct! The short answer to "Can she…?" is Yes, she can.

The short answer is Yes, she can. — mirror the modal verb in the answer. "Yes, she is" uses the wrong verb.

Question 6 / 10

How do you say 跳舞 in English?

Correct! 跳舞 = dance. 💃

跳舞 = dance (D) 💃. Sing = 唱歌, draw = 畫圖, write = 寫字.

Question 7 / 10

Which sentence is WRONG? 哪個句子有錯誤？

Correct! (A) is wrong: "cans" is not a word. The correct form is She can write very well.

(A) is wrong: "cans" does not exist. "can" never changes. The correct form is: She can write very well.

Question 8 / 10

How do you say 畫圖 in English?

Correct! 畫圖 = draw. 🎨

畫圖 = draw (C) 🎨. Read = 閱讀, write = 寫字, sing = 唱歌.

Question 9 / 10

A: Can you write in English? B: ___

Correct! Yes, I can. — this is the correct short answer for a "Can you…?" question.

The correct answer is Yes, I can. — always use "can / can't" to answer "Can you…?" questions.

Question 10 / 10

Which word goes in the blank? We read and write in English.

Correct! We can read and write. — "can" is the same for all subjects: I / you / he / she / we / they.

The answer is can. "can" never changes no matter the subject — I can, he can, we can, they can.