【单选题】阅读下面短文,根据短文内容从每题所给的 A 、 B 、 C 三个选项中选出一个最佳选项。 Lee has just received a letter from his good friend , Lily , telling him that her cousin , Lucy , is studying at a vocational school now. Students of the s...
【判断题】Could you please pass me the book? According to Speech Act Theory, this question is an expressive.
【判断题】According to Speech Act Theory, some utterances may perform acts.
【多选题】关于孤独症谱系障碍病因与发病机制正确的是
C.
现部分孤独症患儿存在神经系统异常,但并没有在神经生物学发现的基础上找到可信的病因理论
【简答题】Jane and Lucy have been good friends with each other since they were in the same college. After graduation, Jane finds a job as a shop assistant in a bookshop, and Lucy finds a job as a secretary in a...
【单选题】精铰Φ20mm的孔(已粗铰过)应留____加工余量。