推 edward0216:D-> which/that have been installed~~~ or 03/17 22:57
→ edward0216:D-> having been instaled~~~ 都 ok 03/17 22:57
推 blaukatz:選D句子就有are跟have兩個動詞了。 03/18 02:19
考題：一般
題目：
There are over 270,000,000 telephones _______ throughout the world.
(A) install
(B) installing
(C) installed
(D) have been installed
答案是C
提問：
答案是C沒錯.但D為何不行.? 表被動完成式.
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 112.78.66.115