为什么用reading?
助动词用的是is,be动词后面要跟动词的进行时状态,所以read要用reading.
我母亲正在读她朋友的来信.
My mother is_reading_a letter from her friend.是为什么?
My mother is_reading_a letter from her friend.是为什么?
英语人气：675 ℃时间：2019-08-17 09:16:57
优质解答
我来回答
类似推荐
- ( )My mother is writing a letter____her friend.A or B from C to
- Tom is reading a letter____him____his friend.A.to;from B.for;from哪个对?
- I’m reading a letter________my friend.A.of B.for C.from D./应该选谁啊?
- a,Jack,letter,is,friend,reading,from,his,his,mum,to（.）连词成句
- Reading the letter from her boy friend,____ A.a smile appeared on her face.B.she began to smil...