Mark the letter A, B, C, or D on your answer sheet to indicate the cor

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

Please let me know as soon as possible if he _______ to come.

• A. A. should decide
• B. B. deciding
• C. C. had decided
• D. D. decides

Ta dùng câu điều kiện loại 1.