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

Câu hỏi

Kathrine won’t start writing the report _______.

A. once she collected all the necessary data

B. after she had collected all the necessary data

C. when she was collecting all the necessary data

D. until she has collected all the necessary data

Đề thi thử tiếng Anh THPT Quốc gia 2023 (Mã đề 033)