Click the word that has the meaning "Sự an toàn "

• safety

• traffic jam

• crash

• metro

Click the word that has the meaning "Sự kẹt xe"

• safety

• traffic jam

• crash

• metro

Click the word that has the meaning "Va chạm xe, tai nạn xe"

• safety

• traffic jam

• crash

• metro

Click the word that has the meaning "Xe điện ngầm"

• safety

• traffic jam

• crash

• metro

Click the word that has the meaning "xe đạp có một bánh"

• driverless car

• skytrain

• monowheel

• metro

Click the word that has the meaning "xe ô tô không người lái"

• driverless car

• skytrain

• monowheel

• metro

Click the word that has the meaning "Tàu điện trên không "

• driverless car

• skytrain

• monowheel

• metro

Click the word that has the meaning "sự ô nhiễm"

• pollution

• technology

• float

• fuel

Click the word that has the meaning "Kỹ thuật"

• pollution

• technology

• float

• fuel

Click the word that has the meaning "nổi"

• pollution

• technology

• float

• fuel