A、where
B、which
C、that
D、when
第1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2题:
I am maintaining my course and speed.
A.changing
B.keeping
C.altering
D.going
第3题:
第4题:
From the passage we can infer that the story happened in______.
A. spring
B. summer
C. autumn
D. winter
48.答案为D 从第三段...under all the woolen scarves和乘客的谈话中可推断当时天气很冷,因此D为最佳答案。
第5题:
第6题: