Experts hope that the vaccine will be mass – produced in the near future.

42/64

Mark the letter A, B, C, or D on your answer sheet to indicate the word or phrase that is CLOSEST in meaning to the underlined part in each of the following questions.

Experts hope that the vaccine will be mass – produced in the near future.

produced in great numbers

produced with high cost

produced in small numbers

produced cheaply

Giải thích

A Mass-produced = produced in great numbers = được sản xuất hàng loạt, với số lượng lớn