D. –shànglai 上来, indicating having the knowledge to do something.


  1. Lǎoshī wèn wǒ dè wèntí wǒ dōu méi huídáshànglai.
    老师问我的问题我都没回答上来。
    I failed to answer any of the teacher 's questions. Note: 4.2.1 and 3.2.1 are the same in meaning. They are interchangeable.