Find the word which has the underlined part pronounced differently from the others
A.high-paying
B.sanitation
C.mindset
D.rise

Find the word which has the underlined part pronounced differently from the others
A.population
B.post-office
C.slower
D.road

Sản phẩm của phản ứng nhiệt phân muối amoni clorua là
A.$ { N _ 2 },HCl $.
B.$ N{ H _ 3 },HCl $.
C.$ N{ H _ 3 },C{ l _ 2 } $.
D.$ { N _ 2 },C{ l _ 2 },{ H _ 2 }O $.

Muối amoni chứa gốc của axit không có tính oxi hóa khi đun nóng, bị phân hủy thành:
A. $ HN{ O _ 3 } $
B. $ { H _ 2 }O $
C. $ N{ H _ 3 } $
D. $ { N _ 2 } $ hoặc oxit của nitơ

Trong thực tế, để làm xốp bánh người ta sử dụng muối amoni nào sau đây?
A.$ N{ H _ 4 }HC{ O _ 3 } $.
B.$ {{(N{ H _ 4 })}_ 2 }C{ r _ 2 }{ O _ 7 } $.
C.$ {{\left( N{ H _ 4 } \right)}_ 2 }SO _ 4 $.
D.$ N{ H _ 4 }Cl $.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
The only _______________ place in this place is the Ancient Town, so don’t forget to visit it when you are here.
A.history
B.historian
C.historical
D.long-lasting

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Singapore is the first on the list of most ________ cities in the Southeast Asia.
A.affordable
B.livable
C.populous
D.polluted

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Can you tell me the most ___________ district of Hanoi?
A.crowding
B.crowd
C.populated
D.populating

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
The Vietnamese are always ____________ and friendly, and are always welcoming you when you talk to them.
A.stunning
B.amazing
C.warm
D.delicious

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
The natural ______________ of Sydney include Sydney Harbour, the Royal National Park, and Bondi Beach.
A.identity
B.feature
C.features
D.identities