-- Tu Youyou received the Nobel Prize for her ________ of anemisinin（青蒿素）.
-- And she was the first Chinese who won the prize in science.
A：design
B：thought
C：invention
D：discovery
下列各个成语中，没有错别字的一项是( )
小明放学回家路上，遇到过去“哥们儿”邀他去KTV，并送他一粒摇头丸，小明的正确做法（ ）
