1. We are writing to the manager_ _the repairs recently carried out at the above address.
A with the exception B with the purpose of C with reference to D with a view to
2.Then the speaker__ the various factors leading to the present economic crisis.
A went after B went into C went for D went on
3.Theory is based on practice and __ serves and guides practice.
A in turn B by turns C in return D taking turns
4. We hadn't realized that there would be a power cut so we were astonished when the whole house was__ into darkness.
A dropped B dived C drowned D plunged
5. The school committee naturally hope that their choice of play will be __ with the school and parents.
A content B pleased C favorable D popular

答案:
1-5CBADD
1．选C with reference to 关于，根据
With a view to 以……为目标，指望于
2．选B go into讨论，议论，详述They went into it for several hours, without much satisfaction on either side.
go for袭击，抨击 His opponent went for him when his back was turned.
go on进行，发生 If you never read newspaper, you’ll never know what’s going on in the world.
3. 选A in turn 依次，反过来They speak in turn.
in return 作为回报I helped her repair her bike, and she treated me to a cup of coffee in return.
by turns 轮流 They laughed and cried by turns.
take turns (at ) doing sth 轮流做某事
The three brothers took turns (at) looking after their mother.
4. 选D plunge into陷于某种状态
The country was plunged into a war.
5.选D be popular with受到……的喜爱
be content with对某事感到满足We are not content with our present achievement.
be pleased with 对……感到满意，高兴I am very pleased with he has done.
Favorable 顺利的，有利的 The weather is favorable to us for a start.