Determining the mineral content of soil samples is an exacting process; _______ experts must

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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 question

Determining the mineral content of soil samples is an exacting process; _______ experts must perform detail tests to analyze soil specimens

so that

however

afterwards

therefore

Giải thích

Đáp án D.

Tạm dịch: Xác định lượng chất khoáng trong đất là quá trình đòi hỏi sự chính xác; vì vậy, các chuyên gia phải tiến hành kiểm tra chi tiết những mẫu đất.

A. so that: cốt để

Ex: She didn’t lock the door so that he could get into the house.

B. however: tuy nhiên.

Ex: He was ill. However, he went to school, and sat the exam.

C. afterwards: sau đó.

Ex: Afterwards she felt guilty about what she had done.

D. therefore: bởi vậy, bởi thế, cho nên