Professor Smith has great confidence ( ) his students.
A.in
B.over
C.on
D.at
第1题:
A、地图超出HIS的显示范围
B、TCAS超出HIS的显示范围
C、气象雷达超出HIS的显示范围
第2题:
A、is, to translate
B、has, to translate
C、is, in translating
D、has, in translating
第3题:
A.have,,joined
B.have,,been
C.has,,joined
D.has,,been
第4题:
第5题:
When William hurried home, he found that his mother ____already ____to hospital.
A、has; been sent
B、had; sent
C、has; sent
D、had; been sent
第6题:
A. has; seen
B. has; see
C. had; seen
第7题:
A.Has-arelationshipsshouldneverbeencapsulated.
B.Has-arelationshipsshouldbeimplementedusinginheritance.
C.Has-arelationshipscanbeimplementedusinginstancevariables.
D.Is-arelationshipscanbeimplementedusingtheextendskeyword.
E.Is-arelationshipscanbeimplementedusingtheimplementskeyword.
F.Anarrayoracollectioncanbeusedtoimplementaone-to-manyhas-arelationship.
G.TherelationshipbetweenMovieandActressisanexampleofanis-arelationship.
第8题:
Xiao Li: I'm sorry, Professor Liu. I have to be late again. I just had a car accident.
Professor: What? An accident!______?
第9题:
第10题:
对于任一个频繁项集X和它的一个非空真子集Y, S=X-Y,规则S→Y成立的条件是()。
A.confidence(S→Y)<minconf
B.confidence(S→Y)≥minconf
C.confidence(Y→S)<minconf
D.confidence(Y→S)≥minconf