The project, while ________, has enjoyed great popularity among the teenagers．

A．left unfinished

B．left unfinishing

C．leaving unfinished

D．leaving unfinishing

－I was exhausted after such a long walk．

－Why not find a seat ________ to make you ________?

A．to sit; relaxed

B．on which to sit; relaxed

C．to sit on; relax

D．which to sit; relax

It was without any hesitation ________ I gave away what I had in my pocket to the boy．

A．that

B．what

C．which

D．X

Nobody could have had ________ childhood than myself．Instead of children's play and adventure, I was driven by a desire to study．

A．the happier

B．a happier

C．happier

D．the happiest

His father sent him to Paris to study ________ law, but instead Verne developed his love for ________ theatre．

A．the; the

B．the; x

C．x; x

D．x; the

He spent more time working than he ________ company with his family．

A．did keeping

B．did keep

C．did to keep

D．did on keeping

A clean environment can help the city bid for the Olympics, which ________ will promote its economic development．

A．in return

B．in turn

C．in advance

D．in time

The Internet has ________ the idea ________ we are living in the“Information Age”．

A．give rise to; that

B．give rise to; what

C．give birth to; that

D．give birth to; what

The eighteenth and nineteenth centuries ________ the widespread use of electricity and the birth of the steam engine, leading to the development of factories and cities．

A．watched

B．observed

C．saw

D．showed

As Marx ________ it,“United, we will win; Divided, we will fail”．

A．sets

B．puts

C．reads

D．gets