They have talked to him since morning.
They have been talking to him since morning.
这是前面一个网友提问中的两个句子,请问 sincemorning 可以不需要冠词吗?譬如说成:
They have talked to him since the morning.
They have been talking to him since the morning.
https://www.cpsenglish.com/question/62793
The temperature has fallen since morning. 温度自早晨一直降低。
She had not looked in on Peony since morning. 从早上起她都没去看望牡丹。