写一篇日记 英语准确表达是日记 ,是否是可说名词.记得应该是吧.那请问：1 写一篇日记 能否写成 write a dia

1、可以,但写日记一般说：keep a diary.
2、He is writing a diary.(如果前面有提到,就用the）
3、He has written 3/a number of diaries.
4、How many diaries have you written since last year?
5、He has written 3/a number of compositions.
6、How many compositions have you written since last month?

1. 可以是write a diary, diary是可数名词
2. 用writing diary就可以，可以不用定冠词
3. He wrote three diaries, He wrote many diaries.
4. How many diaries did he write last year?
5. He wrote three essays. He ...