更多"[单选题]As a student of economics, Jac"的相关试题:
[单选题]81. Jack is good, kind, hard-working and intelligent; _____, I can’t speak too highly of him.
A.as a result
B.in a word
C.by the way
D.on the contrary
[单选题]The manager has got a good business. ___, so the company is doing well.
A.idea
B.sense
C.thought
D.thinking
[判断题]给用户JACK可以访问所有视图和表的权限，那么 JACK可以访问数据字典视图DBA_TABLES吗？
A.正确
B.错误
[单选题]中性点位移电压小于（）％Un（Un为系统标称电压除）时，消弧线圈允许长期运行。
A.15
B.10
C.12
D.16
[单选题]断路器直流电操动机构，合闸操作试验电压（ ）Un（Un为额定电源电压）时操动机构应可靠动作。
A.65%～11O%
B.65%～l2O%
C.85%～l2O%
D.85%～11O%
[单选题]系统中发生（）或中性点位移电压大于15％Un（Un为系统标称电压除以）时，禁止操作或手动调节该段母线上的消弧线圈。
A.单相接地
B.两相短路
C.三相短路
D.两相接地
[单选题]最小负荷时将中枢点的电压调低(100%UN),最大负荷时将中枢点的电压调高(105%UN),这种中枢点调压方式为( )
A..顺调压
B..恒调压
C...逆调压
D..常调压
[单选题]Nobody but Jack and Jane made great progress in the class recently.
A. have
B. has
C. are
D. is
[单选题]Has the little boy passed PE test?
He has tried twice, and the teacher will allow him to have third try.
A.the; the
B.a; the
C.a; a
D.the; a
[单选题]Nobody but Jack and Jane ( )made great progress in the class recently.
A.have
B.has
C.are
D.is
[单选题]Mike is _______than Jack.
A. careful
B. carefully
C. less careful
D. more carefuler
[单选题]Jack is considering(____)the job because he needs(____)more exercises.
A.taking, get
B.taking,to get
C.take, to get
D.taking, get
[单选题]
Jack is so ________ to his appearance that he never has his clothes pressed.
A.
Nervous
B.
Adverse
C.
Indifferent
D.
Undutiful
[单选题]196. _____ his sister, Jack is quiet and does not easily make friends with others.
A.Unlike
B.Liking
C.Alike
D.dislike
[单选题] If Jack ________ the real situation, he would have made a different plan.( )
A.knows
B.knew
C. will know
D. had known
