We don't know how to ________ the price of the production．

A．go down

B．fall down

C．take down

D．bring down

Follow the ________ when you take the medicine．

A．introductions

B．instructions

C．directions

D．production

________, Carolina couldn't get the door open．

A．Try as she might

B．As she might try

C．She might as try

D．Might she as try

A complete change of climate ________ the area from a desert into a swamp．

A．transformed

B．translated

C．transmitted

D．transferred

In only 20 years the country ________ an advanced industrial power．

A．has been transformed into

B．has been developed

C．was transformed into

D．develops into

________ the tower building, where you can see the whole city．

A．Standing on the top of

B．If you climb to

C．When you reach the top of

D．Get to the top of

Li Ming won the first prize in the English speech contest and I'm glad that his efforts at last ________．

A．worked out

B．paid off

C．got back

D．turned out

He kept ________ us funny stories, which kept us ________ all through the meal．

A．telling, laughing

B．to tell, to laugh

C．on telling, from laughing

D．told, laughed

I would appreciate ________ back this afternoon．

A．you to call

B．you call

C．your calling

D．you're calling

The manager has got a good business ________ so the company is doing well．

A．idea

B．sense

C．thought

D．thinking