They are about 'unreal' situations: things which are possible, desirable, or imaginary.
1&3 are in the subjunctive mood. 虛擬語態。
所有跟帖:
• agreed!! a bit more: -最西邊的島上- ♀ (337 bytes) () 08/22/2024 postreply 11:41:27
• 我也是這樣理解 -天南地北- ♀ (21 bytes) () 08/22/2024 postreply 12:39:30
• 如果用的是虛擬語氣,比如例子1,實際上是沒有做。這樣理解對嗎 -天南地北- ♀ (0 bytes) () 08/22/2024 postreply 12:36:30
• I believe so. -7grizzly- ♂ (0 bytes) () 08/22/2024 postreply 12:48:59
• thank you -天南地北- ♀ (0 bytes) () 08/22/2024 postreply 13:06:25
• I would believe so:-) -obama_北美101- ♂ (0 bytes) () 08/22/2024 postreply 17:54:16