A、gone into
B、joined in
C、been in
D、come into
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:
The population of the world ____ still ____ now.
A.has; grown B.is; growing C.will; grow D.is; grown
第3题:
第4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5题:
That is a________boat built in Hong Kong.
A.ten-year-old
B.ten-years-old
C.ten-years old
D.ten year old
第6题:
若TEN为符号常数。判断指令MOV AX,TEN[SI]的正确性。()