most experience

The trip to Africa was a very adventurous experience for him.

Ok bro.thank

Olm chào em, cảm ơn đánh giá của em về chất lượng bài giảng của Olm, cảm ơn em đã đồng hành cùng Olm trên hành trình tri thức. Chúc em học tập hiệu quả và vui vẻ cùng Olm em nhé!

Olm chào em, cảm ơn đánh giá của em về chất lượng bài giảng của Olm, cảm ơn em đã đồng hành cùng Olm trên hành trình tri thức. Chúc em học tập hiệu quả và vui vẻ cùng Olm em nhé!

Heart

ai bt

1 am => were

2 won't invite => don't invite

3 won't => wouldn't

4 Unless => if

5 will boil => boil

6 had => to have

7 asks => ask

8 unless => if

9 set => sets

10 not => doesn't rain

Exercise 15. Rewrite the following sentences. Viết lại các câu sau.

1. If we send invitations, our friends will come to our party.

Unless → we send invitations, our friend won't come to our party____________________________________________________________________

2. Hurry up, or you will be late for the flight.

Don’t ____be late, or you will be late for the flight_________________________________________________________________

3. I'm not tall, so I can't join the basketball club.

Were → ___I tall, I could join the basketball club__________________________________________________________________

4. Unless it rains, I won't need an umbrella.

If → _____it doesn't rain, I won't need an umbrella________________________________________________________________

5. I will go to see the doctor when I'm sick.

If → ______I am sick, I will go to see the doctor_______________________________________________________________

6. When you touch fire, you get burned.

If → ______you touch fire, you get burned _______________________________________________________________

7. Work harder, and you will get a promotion.

If → ____you work harder, you will get a promotion_________________________________________________________________

8. My sister doesn't like parties, so she won't go there.

→ _____If my sister liked parties, she would go there________________________________________________________________

9. If you leave, I won't call the police.

Should → ________you leave, I won't call the police_____________________________________________________________

10. If you ate less meat, you would be healthier.

Were → _______you to eat less meat, you would be healthier_____________________________________________________________

• 1 brave men
• 2 industrial waste
• 3seriously
• 4 impure water
• 5 knowledgeable
• 6 illogical
• 7 proud
• 8 reduction
• 9 preservation
• 10 household goods
• 11 conservation
• 12 homeless
• 13 refusals
• 14 permission
• 15 misunderstanding
• 16 forgetfulness
• 17 pressure
• 18 historian
• 19 irreparable
• 20 daily newspaper

Dấu hiệu nhận biết thì quá khứ đơn chủ yếu là các trạng từ và cụm từ chỉ thời gian trong quá khứ như yesterday, last week/month/year, ago, in the past, the day before, hoặc các mốc thời gian cụ thể đã qua như in 2010, this morning.

dấu hiệu nhận biết last+(day,week,month,year),yesterday,ago,in+năm(quá khứ) như in 1989