________ I admit that the problems are difficult, I don’t agree that they cannot be solved．

A．When

B．As

C．While

D．Since

I want you to ________ each sum of the money you spent．

A．explain

B．work out

C．consider

D．account for

－All the building materials have been washed away．

－So I have heard．But there was no sign ________ a heavy rain was on the way last night．

A．when

B．that

C．which

D．if

________ a mobile phone can you ring ________ you want to talk with anywhere．

A．Using; whoever

B．Only on; whomever

C．By; whatever

D．With; anyone

It is ________ he often fails in exams ________ makes his parents worried about him．

A．what, that

B．that, what

C．that, that

D．/, that

________ in the cage for half a day, the bird became hungry．

A．Being kept

B．Kept

C．Having been kept

D．Have been kept

The project ________ by the end of 2007, will expand the city’s telephone network to cover 2,000,000 users．

A．being accomplished

B．to be accomplished

C．accomplished

D．having been accomplished

The Great Western Development ________ a bridge between China and the rest world, promoting the common economic development and prosperity of China and the world at large．

A．is led to

B．is determined to be

C．is bound to be

D．is to build

It was ________ the old clock that the old man spent the whole morning at home．

A．repairing

B．repaired

C．to repair

D．in repair

Varieties of programmes in the TV station ________ many different types of interest and taste among the public．

A．cater to

B．appeal to

C．apply to

D．adjust to