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

We will submit the proposal to the council ________.

A. when we collected enough signatures

B. after we had collected enough signatures

C. once we collect enough signatures

D. as we was collecting enough signatures

ĐỀ SỐ 9 - VŨ MAI PHƯƠNG