Công thức thì HTĐ (V: thường)

S số ít, he, she, it 

(+) S + Vs/es

(-) S+ doesn't + V1 

(?) Does +S +V1?

S số nhiều, I, you, we, they

(+) S + V1 

(-) S+ don't + V1 

(?) Do + S+ V1? 

DHNB: always, usually, sometimes, often, never, seldom,....

Công thức thì HTTD 

(+) S + am/is/are + Ving 

(-) S + am/is/are + not + Ving 

(?) Am/Is/Are +S +Ving? 

DHNB: now, right now, (!), at present, at the moment,.....

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Bài 22:

1. gives 

DHNB: every ... (HTD)

2. travels

3. is staying 

4. is having 

5. is drinking 

6. is reading 

DHNB: now (HTTD)

7. plays

DHNB: regularly (HTD)

8. practices 

DHNB: every day (HTD)

9. goes 

10. gets up

DHNB: always (HTD)

11. gets

DHNB: sometimes (HTD)

12. is wearing 

DHNB: this morning (HTTD)

Bài 23: 

1. Harold Black is a famous pianist. 

Dẫn chứng: Dòng 1

2. He's at this hotel now.

Dẫn chứng: Dòng 3

3. He practices the piano for four hours every day.

Dẫn chứng: Dòng 6

4. No, he doesn't.

Dẫn chứng: Dòng 7

5. He is wearing one blue sock and one red one this morning.

Dẫn chứng: Dòng cuối 

`color{orange}{~MiaMB~}`