Kỳ thi thử thpt quốc gia lần 1 năm 2019 môn Tiếng Anh cực hay có lời giải(Đề 1)

The purpose of a labour union is to improve the working conditions, ______, and pay of its members.

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Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. 

The purpose of a labour union is to improve the working conditions, ______, and pay of its members.

jobs are secure

to be secure

the job’s security

job security

Giải thích

Đáp án : D

Cụm từ: job security: an toàn trong công việc