Thousands of languages are at risk of extinction. You know one of them, then teach it to others

12/15

Mark the letter A, B, C or D to indicate the sentence that best combines each pair of sentences in the following questions.

Thousands of languages are at risk of extinction. You know one of them, then teach it to others.

As long as you know one of thousands of languages that are at risk of extinction, then teach it to others.

If you know one of thousands of languages that are at risk of extinction, teach it to others.

For you know one of thousands of languages that are at risk of extinction, teach it to others.

Whenever you know one of thousands of languages that are at risk of extinction, then teach it to others.

Giải thích

Đáp án: B

Dịch nghĩa: Nếu bạn biết một trong hàng ngàn ngôn ngữ có nguy cơ bị tuyệt chủng, hãy dạy nó cho người khác.