Question

[Lê Quỳnh Anh]

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

______ number of boys were swimming in the lake, but I didn’t know ______ exact number of them.

A. A/the

B. The/an

C. The/the

D. A/an

Answer 1

[Dương Hoàn Anh]

Đáp án A.