John doesn’t have many friends, but he is still very _____.
Giải thích
A. happy (adj): vui vẻ/ hạnh phúc
B. unhappy (adj): không vui
C. tired (adj): mệt mỏi
D. sad (adj): buồn
John doesn’t have many friends, but he is still very happy.
(John không có nhiều bạn, nhưng anh ấy vẫn rất vui.)
Chọn A