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

Câu hỏi

Look! They ______________ launching a new spacecraft.

A. Are

B. Will

C. Is

D. Do

Đáp án
A. Are

Câu hỏi thuộc Bài tập:

E7- GS- Test after Units 10 & 11