19 . He passed the exam , didn’t he ?
A B C D
20. Lots of people enjoy Titanic in spite of it has an unhappy ending.
A B C D
21 . Mr John used to worked by car some years ago, but now he cycles.
A B C D
22. Because of the invention of machines such as vacuum cleaners, washing machines, women
A B
23.spend less time to do the housework.
C D
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Sinh Học lớp 12
