英语高手请进！语法选择题（2000），谢谢解答！

英语高手请进！语法选择题（2000），谢谢解答！
首先在这里先说明一下情况，因为我的错题是考试的历年真题来的。同时这次的考试对我来说很重要，希望各位前辈能够帮助我，谨慎作答，因为我会完全相信你们的答案的！谢谢！（题目比较多，如果越详细，解释越明白。我会最后提高财富值的）谢谢！
23.It was____for you to wear a T shirt at the reception.
A.out of question

B.out of place

C.out of order

D.out of practice
--我选了C，答案选B
27.Jack is an____person and save everything he could in order to become rich some day.
A.economic

B.economical

C.economics

D.economy
--我选了B，答案选D
38.They talked for a long time and did not_____that their ice-creams on the table were melting.
A.notice

B.pay attention to

C.attend

D.recognize
--我选了D，答案选A
39.The house that____to stand at this corner was destroyed during the bombing in1940.
A.was used

B.had been used

C.has been used

D.used
--我选了B，答案选D
40.A lean duck is a politician who is completing his term in office_____.
A.after not being reelected.

B.not after being reelected

C.not being reelected after

D.after not to be reelected
--我选了C，答案选A
45.Reading is one of the chief ways_____someone who has left school remain educated.
A.by which

B.in that

C.from which

D.in which
--我选了D，答案选A
48._____Mr Green will manage the project all right.
A.In this way or the other

B.In one way or another

C.In one way or others

D.In one way or other
--我选了C，答案选B