① at present意為“目前,現在”,為副詞短語,相當于now,其中的present為名詞,不可說成at the present。
At present the house is empty. 目前房子是空的。
The road is half finished at present. 現在路已修完一半了。
② at the present time也表示“當前,現在”,但這里要用定冠詞the,present為形容詞。
At the present time she is busy writing a grammar book. 眼下,她正忙著寫一本語法書。
They are collecting money for the bridge at the present time. 他們目前在為那座橋籌集資金。
③ presently意為“馬上,不久”,相當于soon。
He will be back presently. 他馬上就會回來。
The plane will take off presently. 飛機很快就要起飛。