【1】Let's mix blue and yellow. Look! It's________(green / orange)now.

【2】—Is it orange juice________apple juice? (or／and)

—It's orange juice.

【3】________（Do / Does）she go to school by bus?

【4】This ________(are / is)a map.

【答案】

【1】green

【2】or

【3】Does

【4】is

【解析】

略