my practice

At least 10 was killed by a bomb explosion in the building of United Nations in Abuja, Negeria. According to the witnesses, a car broke through the security system on the campus of United Nations, and blowed up when reached the four-story building.

所有跟帖： 

• Very nice, a little brick -金迷- ♂ (410 bytes) () 08/28/2011 postreply 15:22:01

• 谢谢金帝！ -i999- ♀ (0 bytes) () 08/28/2011 postreply 15:26:19

• 自己拍砖一块--坑爹的dict。cn，united nations没给我加the -i999- ♀ (175 bytes) () 08/28/2011 postreply 15:42:53

• 单数的话，要加冠词（定或不定）。 复数的话，好象不一定要？ -EnLearner- ♀ (0 bytes) () 08/28/2011 postreply 17:09:33

• 复数前面不加冠词，表示一个集合，一类物品，其实是加了零冠词。 -i999- ♀ (186 bytes) () 08/28/2011 postreply 17:17:01

• Thanks. -EnLearner- ♀ (1665 bytes) () 08/28/2011 postreply 17:34:14

• 谢谢愚公！这下我更清楚了，可以不加the！ -i999- ♀ (65 bytes) () 08/28/2011 postreply 17:47:29