1. How long/ it/ take/ get through/ worst/ traffic jam?
A. How long it take for get through worst traffic jam?
B. How long do it take to get through worst traffic jam?
C. How long does it take to get through the worse traffic jam?
D. How long does it take to get through the worst traffic jam?
2. It/ take/ me/ 15 minutes/ walk home/ from/ train station.
A. It take me 15 minutes walk home from the train station.
B. It takes me 15 minutes to walk home from the train station.
C. It take me 15 minutes walks home from train station.
D. It take me 15 minutes to walks home from the train station.
3. Max/ frighten/ by the film/ that he couldn’t sleep/ night.
A. Max were so frightened by the film that he couldn’t sleep in night.
B. Max was so frightening by the film that he couldn’t sleep in night.
C. Max was so frightened by the film that he couldn’t sleep at night.
D. Max frighten the film that he couldn’t sleep at night.
4. The festival/ take/ place/ every year/ the end/ August.
A. The festival takes place every year at the end of August.
B. The festival take place every year at the end of August.
C. The festival taked place every year at the end of August.
D. The festival take place every year at the end August.
5. Christmas / be / one / most famous / religious festivals / the world.
A. Christmas is one of the most famous religious festivals in the world.
B. Christmas is one of the most famous religious festivals on the world.
C. Christmas are one of the most famous religious festivals in the world.
D. Christmas is one of most famous religious festivals in the world.
6. My family and I / go / Thailand / last April / take part / the Songkran Festival.
A. My family and I go to Thailand last April to take part in the Songkran Festival.
B. My family and I went to Thailand last April to take part the Songkran Festival.
C. My family and I went to Thailand last April to take part in the Songkran Festival.
D. My family and I went Thailand last April to take part in the Songkran Festival.
7. It/ important/ us/ learn/ use/ roads properly/ safely.
A. It is important for us to learn to use the roads properly and safely.
B. It is important to us to learn use the roads properly and safely.
C. It is important for us to learn use the roads properly safely.
D. It is important to us to learn to use the roads properly and safely.
8. Mai/ used/ go/ school/ foot/ when/ she/ primary school.
A. Mai used to go to school on foot when she was in primary school.
B. Mai used to go to school by foot when she was in primary school.
C. Mai used to go to school on foot when she is in primary school.
D. Mai used to go school on foot when she was in primary school.
9. Despite/ good/ English,/ he /was/ not/ chosen.
A. Although his English good, he wasn’t chosen.
B. Although his English was good, he wasn’t chosen.
C. Although his English was good, he was chosen.
D. Although his good English, he wasn’t chosen.
10. We/ look carefully/ right/ left/ crossing/ roads.
A. We must look carefully right or left after crossing the roads.
B. We must look carefully right or left before crossing the roads.
C. We must look carefully right and left after crossing the roads.
D. We must look carefully right and left before crossing the roads.

ụa chj vẽn on = ))

D

B

D

A

C

D

B

D

A

C

Chọn A

Kiến thức: Mệnh đề nguyên nhân, kết quả

Giải thích: bring about (v): mang lại; cause (v): gây ra

Tạm dịch: Vụ tai nạn giao thông đã gây ra ùn tắc giao thông. Ùn tắc giao thông đã kéo dài trong 2 giờ.

A. Ùn tắc giao thông kéo dài hai giờ đã xảy ra do tai nạn giao thông.

B. Chính ùn tắc giao thông kéo dài hai giờ đã gây ra tai nạn giao thông. => sai về nghĩa

C. Có một vụ tai nạn giao thông do ùn tắc giao thông kéo dài hai giờ gây ra. => sai về nghĩa

D. sai ngữ pháp: ngữ cảnh thì quá khứ đơn (caused – lasted) => câu điều kiện loại 3

 The traffic jam prevented the boy from going to school.

1. b 

2. c

Bài nghe: 

1. I want some water. (Tớ muốn chút nước.) 

2. There is some jam on the table. (Có một ít mứt trên bàn.)

Lời giải:

1. b      2. c

Em liên hệ bản thân một việc làm có năng suất, chất lượng, hiệu quả của bản thân: học tập, giúp đỡ bố mẹ..

ko có ai trợ giúp thì mình sai thì mất.Huhuhuhu

pandemic: dịch bệnh hoặc bệnh dịch

(mình nghĩ thế sai thì thôi nha)

Thì phải gì:phải chịu

Bài 9A:

\(a,\left(x+5\right)^2-\left(x-5\right)^2-2x+1=0\\ \Leftrightarrow\left(x^2+10x+25\right)-\left(x^2-10x+25\right)-2x+1=0\\ \Leftrightarrow x^2-x^2+10x+10x-2x=-1-25+25\\ \Leftrightarrow18x=-1\\ \Leftrightarrow x=-\dfrac{1}{18}\\ b,\left(2x-7\right)^2-\left(x+3\right)^2=3x^2+6\\ \Leftrightarrow4x^2-28x+49-x^2-6x-9-3x^2-6=0\\ \Leftrightarrow4x^2-x^2-3x^2-28x-6x=6+9-49\\ \Leftrightarrow22x=-34\\ \Leftrightarrow x=-\dfrac{17}{11}\\ c,\left(3x+2\right)^2-9\left(x-5\right)\left(x+5\right)=225-5x\\ \Leftrightarrow9x^2+12x+4-9\left(x^2-25\right)=225-5x\\ \Leftrightarrow9x^2-9x^2+12x+5x=225-4+9.25\\ \Leftrightarrow17x=446\\ \Leftrightarrow x=\dfrac{446}{17}\)

Sao bài này câu nào x cũng k nguyên ta, hơi xấu hi

9B

\(a,\left(4x-1\right)^2-4\left(2x-3\right)^2-x-4=0\\ \Leftrightarrow16x^2-8x+1-4\left(4x^2-12x+9\right)-x-4=0\\ \Leftrightarrow16x^2-16x^2-8x+48x-x=4+36-1\\ \Leftrightarrow39x=39\\ \Leftrightarrow x=1\\ b,x\left(x-5\right)-\left(4-x\right)^2=7x+1\\ \Leftrightarrow x^2-5x-\left(16-8x+x^2\right)-7x-1=0\\ \Leftrightarrow x^2-x^2-5x+8x-7x=1+16\\ \Leftrightarrow-4x=17\\ \Leftrightarrow x=\dfrac{-17}{4}\\ c,\left(2x-6\right)\left(x+3\right)=2\left(x-3\right)^2\\ \Leftrightarrow2x^2-6x+6x-18=2\left(x^2-6x+9\right)\\ \Leftrightarrow2x^2-2x^2-6x+6x+12x=18+18\\ \Leftrightarrow12x=36\\ \Leftrightarrow x=\dfrac{36}{12}=3\)