- Công cụ lao động: đá, tre, gỗ đặc biệt là.......................

- Nông nghiệp: trồng ............... là chính. Ngoài ra còn .............................

- Thủ công nghiệp: ...............................

- Thủy lợi: đắp đê, đào kênh trị thủy giúp ..................... mọi người trong công xã.

☆ Kết luận: kinh tế " ......................".

Khí hậu: ............... , lượng mưa đều đặn phân bố theo................-> thuận lợi cho việc trồng trọt.

1, My brother works as an ................ in big shows. ( announce)

2, The ...................of the royal birth was broadcast to the nation. ( announce).

3, Tom was fined for ..................driving.( danger).

4, Jerry is ..............ill. ( danger).

5, Their .................is delayed 2 hours ( fly).

6, The parents always worry about their children's...................( safe).

7, Now a millionaire, Bill Gates............. the selt - made man.( tupical).

8, Panda is a/an................ animals that we should protect.( danger).

9, Our.............. was due to leave at 10.00( fly).

10, Everybody feels.................... in car thanks to the seat belts.( safe).

What song .....................?( they/ sing)

A={x € R| ( x-1) ( x^2 + 6x +5 )=0}

A=........................

B= { x € R | x^2 - x+ 2=0

B=.........................

C={ x| x = 2k - 3 với k € Z và -3 < k < 4}

C=..........................

There weren't a lot of trees along this street last year.

-> There didn't use................................

We study hard so that we can pass the exam.

-> We study hard so as........................

Đề : nói về " Cựu chiến binh trong tôi " thể loại văn xuôi

Lưu ý làm bài văn hoặc thơ

Paul works very ....................in his new job( hard)

She looks .....................because she gets good mark( happiness)

My father is loved by his colleagues because of his sense of ....................( humorous)

Sometimes , my friends get ................. about my jokes ( annoy)