We may lose a lot of support, but that’s the ________ we’ll have to take．

A．bond

B．bet

C．chance

D．hazard

Tom, ________ yourself．Do you forget the school rules?

A．achieve

B．believe

C．respect

D．behave

What prevented your plan ________?

A．from being carried out

B．from carrying out

C．to carry out

D．to be carried out

________ you’ve got a chance, you might as well make full use of it．

A．Now that

B．As if

C．Even if

D．As soon as

The hotel is always full of people because it offers a friendly ________ and personal service．

A．surface

B．atmosphere

C．system

D．appearance

In this ________ conflict, about 20 common people were killed．

A．gentle

B．violent

C．fundamental

D．harmful

The harm the modern farming methods have done ________ the countryside is considerable．

A．on

B．at

C．to

D．for

The U．S．official said North Korea－and Iran－should follow in the steps of Libya, which last December said it would work _________ to allow international weapons inspectors to do their work．

A．unconditionally

B．unwillingly

C．unfortunately

D．uncomfortably

We have brought in a good grain harvest for three years _________．

A．on purpose

B．on end

C．on duty

D．on watch

The security judge was very _________ when she explained that the driving licence was necessary for her work．

A．reasonable

B．natural

C．ridiculous

D．available