1. HAVE TO + Vo
- Duøng ñeå dieãn taû yù “caàn phaûi laøm gì”
Ví duï:
I have a very important test tomorrow. I have to study tonight.
- Neáu chuû töø laø ngoâi thöù ba, soá ít , ta duøng has to
Ví duï:
He has a very important test tomorrow. He has to study tonight.
- Neáu muoán dieãn taû söï vieäc trong quaù khöù, ta duøng had to
Ví duï:
I had to study last night.
* Chuùng ta caàn löu yù laø have to, has to , had to ñöôïc söû duïng nhö moät ñoäng töø thöôøng neân khi ñoài sang theå nghi vaán (Interrogative) hoaëc theå phuû ñònh (Negative) ta möôïn trôï ñoäng töø “to do”.
Haõy nhaän xeùt caùc ví duï sau.
Ví duï:
- Do you have to study tonight? - Yes, I do.
- Does he have to study tonight? - Yes, he does.
- She doesn’t have to study tonight.
- They didn’t have to study last night.
2. MUST + Vo
- Cuõng gioáng nhö have to, must dieãn taû yù caàn phaûi laøm gì. Must nhaán maïnh vaøo söï baét buoäc, taàm quan troïng cuûa söï
vieäc hoaëc khoâng coøn söï löïa choïn naøo khaùc.
- Must laø moät trong nhöõng ñoäng töø ñaëc bieät.
Haõy nhaän xeùt caùc ví duï sau.
Ví duï:
- You must do it now.
- He must do it now.
- You must not come late.
- Must he stay in his room ?

3. OUGHT TO + Vo
- Duøng ñeå dieãn taû moät lôøi khuyeân “neân laøm gì”
- Ought to cuõng laø moät trong nhöõng ñoäng töø ñaëc bieät.
Haõy nhaän xeùt caùc ví duï sau.
Ví duï:
- You ought to get up earlier.
- He ought to get up earlier.
- He oughtn’t to get up late.
4. QUESTIONS WITH “Why”
Thöôøng ñeå traû lôøi nhöõng caâu hoûi baét ñaàu baèng Why (Taïi sao) ta duøng Because (Bôûi vì, vì…)
Haõy nhaän xeùt caùc ví duï sau.

Question
Answer



Why must we stop ?
Why mustn’t he drink it now ?
Why did you have to study last night ?


Because the traffic light is red.
Because it’s too hot.
Because I have a very important test today.



5. REFLEXIVE PRONOUNS:
Phaûn thaân ñaïi danh töø.
Haõy nhaän xeùt baûng sau:

FIRST PERSON

I
we

myself
ourselves


SECOND PERSON

you


yourself (singular)
yourselves (plural)


THIRD PERSON

he
she
it
they

himself
herself
itself
themselves






* Phaûn thaân ñaïi danh töø ñöôïc duøng ñeå nhaán maïnh chính chuû ngöõ (Subject), chöù khoâng ai khaùc, thöïc hieän vieäc gì hoaëc trong tröôøng hôïp chuû ngöõ (Subject) vaø tuùc töø (Object) ñeàu chæ moät ngöôøi hoaëc moät vaät.

Ví duï:
- He draw that picture himself. (Chính anh ta ñaõ veõ böùc tranh ño.ù)
- She draw that picture herself. (Chính coâ ta ñaõ veõ böùc tranh ño.ù)
- I cut myself. (Toâi bò ñöùt tay.)
- Tom cut himself. (Tom bò ñöùt tay.)