Circle the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Câu hỏi

I ___________ about the advantages and disadvantages of alternative energy.

A. am talking

B. talk

C. talks

D. do talking

Đáp án
A. am talking

Câu hỏi thuộc Bài tập:

E7- GS- Thi cuối kỳ 2- Test 1