`20.` This subject is about numbers, shapes and calculations (`11` letters )
`=>` Đáp án : Mathematics ( Toán học )
`21.` You go to this place when you are ill or injured, and you are treated and taken care of by doctors and nurses there (`8` letters).
`=>` Đáp án : Hospital ( Bệnh viện )
`22.` The opposite meaning of “beautiful” is (`4` letters)
`=>` Đáp án : Ugly ( Xấu xí )
`23.` The person whose job is teaching in a school or college ( `7` letters)
`=>` Đáp án : Teacher ( Giáo viên )
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# Học tốt ^^