21. The cotton gin was commonplace on many nineteenth century farms. ( gạch chân commonplace )
A. often required
B. sorely needed
C. frequently seen ( Commonplace: (a) = done very often, or existing in many places = frequently seen: phổ biến, thường thấy)
D. visibly absent
22. In the field of artificial intelligence, scientists study methods for developing computer programs that display aspects of intelligent behavior. ( gạch chân display )
A. exhibit ( display = exhibit (v): trưng bày triển lãm )
B. classify
C. depend on
D. conform to
23. She lost her temper with a customer and shouted at him. ( gạch chân lost her temper )
A. had a temperature
B. kept her temper
C. became very angry (lose one’s temper = become very angry: mất bình tĩnh, giận dữ)
D. felt worried
Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following questions.
24. Doctors have been criticized for their indiscriminate use of antibiotics. ( gạch chân indiscriminate )
A. disciplined
B. selective ( indiscriminate : không phân biệt, bừa bãi )
C. wholesale
D. unconscious
25. Slavery was abolished in the US in the 19th century. ( gạch chân abolished )
A. instituted ( abolished (v) thủ tiêu, bãi bỏ, hủy bỏ >< instituted (v) xây dựng)
B. eradicated
C. eliminated
D. required
Cho mìn xin ctlhn nha! Capk Capk :))
@Bảo Ngọc