43. What does it mean that the coronavirus mutated?
(A) It changed.
(B) I spread quickly.
(C) It became more dangerous.
(D) It caused many people to die.

答案：登入後查看
統計： A(67), B(9), C(1), D(2), E(0) #3069709

詳解 (共 1 筆)

#6360241
題目分析：題目要求根據文章內容判斷「冠...
(共 2140 字，隱藏中）
前往觀看
0
0