1.can be done 和 be able to be dong 的区分。 2.Government purchased sth for some student to use to replace sth to use to replace to use in place of … them … 3.考了两道not only, but also... 4. Just as …, so … 5. … more babies were born to mothers over the age of 30 than under it. 6. Featured with 2xx works of 1xx artists working in the media ranging from … to …, the First Guangzhou 3) who work in the media ranging … 4) working in the media that ranges …