1. Đọc đoạn trích sau và trả lời các câu hỏi:

Như nước Đại Việt ta từ trước
Vốn xưng nền văn hiến đã lâu
Núi sông bờ cõi đã chia
Phong tục Bắc Nam cũng khác”
Từ Triệu , Đinh, Lí, Trần bao đời gây nền độc lập
Cùng Hán, Đường, Tống Nguyên mỗi bên xưng đế một phương.
Tuy mạnh yếu từng lúc khác nhau,
Song hào kiệt đời nào cũng có.

(Nguyễn Trãi, Đại cáo bình Ngô)

a. Trong đoạn trích, tác giả đã so sánh “Bắc” với “Nam” về những mặt nào?
b. Từ so sánh, có thể rút ra kết luận gì?
c. Sức thuyết phục của đoạn trích?

rewrite the following sentences without changing their meaning, using the given words

1.if they had left earlier, they wouldn't have missed the train

Had

2.my mother is making a cake for my birthday

A cake

3."don't be afraid", he said to his daughter

he told

4.i have never been late for work before

never before

5.it's so cold.i don't like it at all

i wish

6.our company spent thousands of dollars upgranding our computer systems

it took

7. do you understand what he means?

are you

8.she can't sleep at night because she has a backache

because of

9.i prefer you not to tell anyone about this

i'd rather you

10.no sooner had i entered the room than the light went out

hardly

Determine whether the following sentences are corrector incorrect

1. i was going out for a walk when i came across an old friend

2. my brother was playing video games, when my father suddenly came in

3. i finished my homework and then i went to my friend's house

4. while my mother was watching her favourite indian film, my father was reading a newspaper

5. john was hurting his ankle while we were playing tennis

6. they were active in community service when they were young