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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2. Alice usually goes to school by bus.

3. Who is watching TV at the moment? 

4. They don't wear uniform at school.

5. My brother works in London every day.

EX7:

1. studies ⇒ studying 

DHNB: at the moment (HTTD)

2. live ⇒ is living 

DHNB: now (HTTD)

3. are ⇒ is 

4. walking ⇒ walk 

DHNB: always (HTD)

5. likes ⇒ like 

`color{orange}{~MiaMB~}`