However difficult you find         to arrange your t

The economist claimed that the crisis and the suffering ______caused had a great influence on the whole world.

A：it

B：which

C：what

D：they

Determination is a kind of basic quality and this is what________ takes to do jobs well.

A：it

B：that

C：one

D：which

This dictionary is at least three times as thick as        you borrowed from the library.

A：one

B：that

C：it

D：ones

The cost of buying a house in Beijing is higher than ______in Luoyang。

A：it

B：one

C：that

D：this

To her joy, Della earned first the trust of her students and then ______of her colleagues.

A：that

B：one

C：ones

D：those

We must ______ known to all that smoking is harmful to heart.

A：this

B：that

C：it

D：the matter

_____ is known to us all _____ Lu Xun is famous for his great works_____ a great writer.

A：It; that; for

B：It; that; as

C：As; / ; for

D：As; that; as

We also had different students in some classes, so ______was a struggle to remember all the faces.

A：it

B：this

C：that

D：one

---Susan, go and join your sister cleaning the yard.--- Why ___? John is sitting there doing nothing.  

A：him

B：he

C：I

D：me

Is that person honest? I find _____ hard to believe what he said.

A：one

B：it

C：him

D：that