Where did Ngô Quyền use pointed stakes to defeat Nam Hán aggressors?
Which piece of advice does the following passage give to people living in areas with saltwater intrusion?
Which of the following statement is true?
Which country has the highest percentage?
Read the following paragraph and answer the question:
Nguyên lí hoạt động của điều hòa không khí như sau: Điều hòa hút không khí trong phòng, thổi qua giàn lạnh làm mát và lọc bui rồi lại thổi trở ra, do đó lượng không khí trong phòng cứ vậy "quay vòng".
Based on this, should we install an electric air vent for an air-conditioned room?
A fruit store is having a 40%-discount sale. Lan buys 2,5kg of oranges (for 30,000VND/kg), 3kg of mangos (for 60,000VND/kg), and 2kg of apples (for 45,000 VND/kg). Lan gives the fruit seller 300,000VND. How much change does Lan receive?
9 | 2 | 8 | 7 |
6 | 4 | 12 | 42 |
12 | 9 | 7 | 51 |
6 | 2 | 42 |
Choose a suitable number to fill in the blank square:
Based on the number of nutrients contained in each, foods are divided into four groups:
- Carbohydrate-rich foods (C)
- Proteins-rich foods (P)
-Fatty foods (F)
-Vitamin-rich and mineral-rich foods (V)
In addition, many foods contain fiber and water.
Read the 4 food group from greatest to smallest proportion for a healthy diet.
Gout is a common disease in modern society. the main cause of Gout is a diet that contains too much protein.
Which of the following foods should Gout patients not eat?
Lan's living room is 5m long, 4.5m wide and 3,3m high. Which air-conditioner (A/C) is the most suitable for that room? The A/C size and corresponding room's volume (household room) is shown in the table below:
Room's volume | A/C size |
Less than 45m^3 | 9000BTU |
Less than 60m^3 | 12000BTU |
Less than 80^3 | 18000BTU |
Less than 120^3 | 24000BTU |
(Recommended by Panasonic)
A freight company receives an order to move cargo from Noi Bai International Airport to central Hanoi.
Each cube is a package, the freight charge for each package is 15,000VND. The order is discounted 5%. How much does the customer have to pay the freight company?
Every July, turtles from archipelago regions such as Phú Quốc, Trường Sa, Palawan (Philipines), Palang (Malaysia), Natura (Indonesia) return to Côn Đảo Island (Vũng Tàu Province) to lay eggs. At temperatures from 26-32 Celcius, the baby is born after 56 days. To help these baby turtles return to the sea, what should we do?
Gases such as CO2, CO, SO2, NO2, methane, benzene, etc. are toxic gases and they're also called "invisible killers" as they may cause cancer or gas poisoning.
Which of the following kinds of stoves produce these gases when used?
Read the following piece of information and answer the question below:
CPI (Consumer Price Index) là chỉ số giá tiêu dùng (%) phản ánh mức thay đổi tương đối của giá hàng tiêu dùng theo thời gian. Đây là chỉ tiêu được sử dụng phổ biến nhất để đo lường mức giá và sự thay đổi của mức giá.
In the above chart, what is the difference between the highest and lowest CPI?
Look at the pie chart below and answer the question.
Which group of household appliances consumes the most electricity?
Which of the following sign shows the way for bikes?
Which of the following foods/drinks is best for your health and enviromentally friendly?
Fill in the blank with an appropriate word:
When you see a broken or damaged power cable, you should __________ it and report to an adult.
Read the following verse and answer the question:
Ngôi nhà tựa vào nên trời sẫm biếc
Thở ra mùi vữa nồng hăng
(Về ngôi nhà đang xây - Đồng Xuân Lan)
In which of the following sentences does the word "tựa" have the same meaning as the word "tựa" in the verse?
Phía một góc trời xa lác đác đôi ba cụm mây trắng xốp, nhỏ nhoi, tựa những dấu ngắt câu được đặt một cách đặc biệt cẩn thận.
Dưới chân vách đá là những đống đá bị sóng bào mòn hoặc những vùng cát nhỏ dát sỏi lấp lánh tựa trang sức của đại dương.
Tôi ngồi tựa lưng vào một thân cây lá rậm xùa xòa, lơ mơ nhìn những làn tơ nhện mỏng tang rung rung trong ánh nắng.
Những cánh phượng đầu mùa hè nở, tựa những cánh bướm đỏ thắm, mỏng manh đậu trên vòm lá xanh.