- Cho a, b thuộc ℕ và (11a + 2b) chia hết cho 12. Chứng minh rằng: (a + 34b) chia hết cho 12
- Tính giá trị của biểu thức: P = (x – 10)^2 – x(x + 80) tại x = 0,87
- Một vé xem phim có mức giá là 60000 đồng. Trong dịp khuyến mãi cuối năm 2018
- Xét xem dãy un = 3n – 1 có phải là cấp số nhân hay không
- As well as studying on ______ in the UK, you can also choose to study
- In the formal interview, it is essential to maintain good eye
- Further and higher education colleges offer courses and qualifications in a wide range of
- Ocean water also will expand if it warms, ______ further to sea level rise
- Air pollution, together with littering, are causing many problems in our large
- The increase in earth's temperature can cause heat-related illnesses
- Habitat fragmentation (A) have caused (B) plant and animal species
- Much has to be done to achieve gender equality in employment opportunities
- Having denied the responsibility for the environmental it caused
- There is plenty of money in our account
- Vietnam has been named among the 12 countries
- It is not easy at all to get a good job without any ______ qualifications
- Students also have the opportunity to choose from a wide
- Global warming occurs when the greenhouse gases in the atmosphere
- You can have your book back now
- The last time when I saw her was three years ago
- The boy asked his mother’s permission and then went out to play
- She has just bought ___________ A. a Swiss beautiful brand-new watch
- An economic ______ is a time when there is very little economic activity
- The report on how the burning of petrol in cars contributes to climate change
- While a sports match has spectators and radio has listeners
- I prefer going out for a meal to staying at home
- The tiger is ______ of extinction. It is difficult to find them in the wild
- We need to act quickly to ______ to climate change
- A broad definition of ______ is when two separate items
- School uniform is compulsory in most Vietnamese schools
- At by everyone, he was disappointed
- Most smartphones now ______ flash players as well as voice and video calls
- TV companies ______ their programmes across the country
- Methane is a far more active ______ than carbon dioxide
- The situation got out of hand when the festival organisers couldn't foresee
- Youtube ______ to become the world’s most popular video – sharing website
- The mass media are ______ of communication, such as books, newspapers, recordings
- Ms Hoa started teaching English in 2000
- We don‘t visit you very often because you live so far away
- Deforestation is one of the biggest environmental
- A university is an institution of higher education and research
- The story I’ve just read ______ by Agatha Christie
- We were so looking forward to stretching out on the beach in the sunshine
- You should have finished the report by now.” John told his secretary
- It is not easy at all to get a good job without any ______ qualifications
- The mother told her son ______ so impolitely
- Internationally, 189 countries have signed ______ accord agreeing to create
- Jimmy always takes the ______ by the horns at every chance in order to
- Today, many serious childhood diseases ______ by early immunization
- The woman was too weak to lift the suitcase
- It gets ______ when the winter is coming
- Cutting down on energy use is the best way to help reduce global warming
- My dad wants me to go university, but I’m in ______ minds about it
- My teeth were a little yellow so I ______ by the dentist
- Would you like to come out to dinner with me tonight, Jenny
- You are old enough to take ______ for what you have done
- Our government has done a lot to eliminate gender inequality
- Of course you can come to the party
- The clearing of land for agriculture, industry, and other human activities
- Sea level rise is usually regarded as Vietnam’s main