Identify the one underlined word or phrase that must be changed to be correct: Im delighted hearing that you have made much progress in your study rec

Câu hỏi :

Identify the one underlined word or phrase that must be changed to be correct: I'm delighted hearing that you have made much progress in your study recently.

A. in

B. hearing

C. have made

D. much

* Đáp án

B

* Hướng dẫn giải

hearing ⇒ to hear

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