Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to complete each of the following questions. I'll lend you the book when I've finished ________ it.

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

I'll lend you the book when I've finished ________ it.

reading

to read

read

is reading

Giải thích

Hướng dẫn giải:

Đáp án đúng: A

Hướng dẫn dịch: Tôi sẽ cho bạn mượn cuốn sách khi tôi đã học xong nó.