21. His life philosophy is to be grateful and live each day as if it _____ his last.
(A) is
(B) were
(C) be
(D) being

答案：登入後查看
統計： A(83), B(192), C(12), D(25), E(0) #3105309

詳解 (共 1 筆)

#5983874
與現在事實相反要用過去式"live ea...
(共 161 字，隱藏中）
前往觀看
10
0