New technology____________to stop the students from cheating in the exam last year.A. is used B. used C. was used
—How ______ you, Jack? —I’m fine. And you?
选出不同类型的一项。
选出标点符号正确的那一项。
选出大小写不正确的那一项。
选出划线部分读音不同的那一项。