Stop

stop

stop

Stop

Đáp án D nhé

???

K có câu trả lời làm kiểu gì

bn muốn hỏi gì vậy bn

river

There is a lake and a mountain

ik ngủ ik thôi

• It is not necessary for her to join the party.
  ➡ She doesn’t have to join the party.
• It is a ninety–minute test.
  ➡ The test lasts ninety minutes.
• Miss Quynh wrote the letter in twenty minutes.
  ➡ Miss Quynh spent twenty minutes writing the letter.
• Minh is the most intelligent student in my class.
  ➡ No one in my class is more intelligent than Minh.
• I’m bored of playing computer games.
  ➡ I find playing computer games boring.

1 automatically

2 reusable

3 noisily

4 friendless

5 choice

• When the weather’s hot, the windows will close automatically.
• To protect the environment, we should use reusable bags.
• The children came in so noisily that they woke me up.
• He does not have any friends. He is unfriendly / friendless. (cả hai đều đúng, nhưng friendless sát nghĩa hơn)
• Tea or coffee? – If I had the choice, I’d take tea.

Theey don't go to school on sundays

They doesn't go to school on Sundays

in → at

at thay cho in

\(504=2^3.3^2.7\)

Ta phân tích số 504 ra thừa số nguyên tố:

1. \(504 = 8 \times 63\)
2. \(8 = 2^{3}\)
3. \(63 = 9 \times 7 = 3^{2} \times 7\)

Vậy:

\(\boxed{504 = 2^{3} \cdot 3^{2} \cdot 7}\)

504

/ \

8 63

/ \ / \

2 4 9 7

/ \ / \

2 2 3 3