24. Dealing with so many customers at a time _____ not easy to me because their needs are quite different.
(A) being
(B) are
(C) is
(D) to be
答案:登入後查看
統計: A(193), B(436), C(2401), D(189), E(0) #2761351
統計: A(193), B(436), C(2401), D(189), E(0) #2761351
詳解 (共 6 筆)
#5113371
動名詞開頭 加單數V詞
53
0
#5615240
動名詞開頭
要用單數動詞
要用單數動詞
18
0