If the whole operation _____ beforehand, a great deal of time and money would have been lost.
A was not planned
B has not been planned
C had not been planned
D were not planned
基础英语

章节列表

Chapter-1 Thinking as a Hobby15Chapter-2 Spring Sowing15Chapter-3 Lions and Tigers and Bears4Chapter-4 For Want of a Drink14Chapter-5 The Telephone16Chapter-14 TEM4 Test124Chapter-6 The Damned Human Race16Chapter-7 Soldier’s Heart18Chapter-13 Test 6~Test 1047