1樓：火庸
對畫括號部分提問
those are（ danny' s） pens.
---whose pens are those?
they are( painting).
---what are they doing?
變成否定句
i am reading in the library.
i am not reading in the library.
一般疑問句
mary is dencing in the hall.
---is mary dancing in the hall?
2樓：匿名使用者
those are（ danny' s） pens.
whose pens are those?
they are( painting).
what are they doing?
變成否定句
i am reading in the library.
i am not reading in the library.
一般疑問句
mary is dencing in the hall.
is mary dencing in the hall?
3樓：uu過客
whose pens are these?
what are they doing?
i am not reading in the library.
is mary dancing in the hall?
4樓：匿名使用者
whose is these pens ?
what are they ?
i am not reading in the libraryis mary dancing in the hall
5樓：匿名使用者
whose pens are those?
what are they doing?
i am not reading in the library.
is mary dancing in the ball?
6樓：鉛筆尖上的夢
who's pens are those?
what are they doing?
i am not reading in the libraryis mary dancing in the hall?
數學題，幫個忙吧
設6個一列有x列，5人一列有y列，4人一列有z列。則有關係式 6x 2 5y 2 4z x 4z 2 6 2z 1 3,y 4z 2 5 由y 4z 2 5，因為x,y,z都是整數，所以4z 2是5的倍數，則4z的個位數必為2 4的倍數中，以2結尾的數可以表示為z 5 k 1 3 5k 2 k 1,...
幫下忙解開數學題
甲完成效率 1 12 乙 1 15 甲乙一起的 1 15 1 12 4 60 5 60 3 20甲做三天完成量 3 12 1 4 還剩3 4 甲乙完成3 4該工程需要 3 4 3 20 3 4 20 3 5天2 1時20分 1時20 60 1又1 3小時 4 3小時 設還要做x天才能完成 1 12 ...
英文翻譯很難幫下忙，用英語翻譯。幫一下忙
不是2.87,level 2 是2級的意bai思du，87 adelaide terrace 意思是zhi 阿德萊德 澳大dao利亞港市內 第87臺階 整句話的容意思是 西澳大利亞州 東珀斯，阿德萊德 澳大利亞港市 第87臺階，奇切斯特 2級金屬製造 翻譯後的漢語是 2級，87蔡徹達金屬pty lt...