The experimudent's will extend the student's knowledge of na正确.
举一反三
- 声明并创建一个学生类Student的对象s,下列语法格式正确的是: A: Student s = Student(); B: Student s; C: Student s = new Student(); D: Student s = new ();
- 【单选题】定义一个学生类Student,则初始化一个学生对象的语句是( A. Student s ； B. Student s = new Student(); C. Student s = new student(); D. Student s = s.student();
- This is ____ reading-room. A: the student's B: student's C: the students' D: students'
- Which of the following information is NOT the basis of assessment? A: The course documents B: The student’s work C: The student’s self-assessment sheets D: The teacher’s observation notes on the achievement of the student’s linguistic ability
- 下列电池不属于浓差电池的是（ ）。 A: Tl(Hg)(a1)|Tl+(aq)|Tl(Hg)(a2) B: Na(Hg)（A）| NaCl(m1)|AgCl(s)|Ag(s)—Ag(s)|AgCl(s)| NaCl(m2)|Na(Hg)（A） C: Ag(s)|AgCl(s)|NaCl(aq)|Na(Hg)（A）|NaCl(CH3CN溶液)|Na(s) D: Na(Hg)（A）|NaCl(m1)|| NaCl(m2)|Na(Hg)（A）