【推荐1】The government tried ________ to protect the habitat of the polar bear, since the melting of the ice in polar regions proceeded too fast.

A．in return

B．in case

C．in vain

D．in consequence

【推荐2】China is experiencing a slow GDP growth. ________, the government has in recent years taken a series of measures to deal with it.

A．In response

B．In turn

C．In return

D．In advance

【推荐3】—Have you heard that the Brown family are now traveling around the world?
—Yes!It is said that they found a large box of gold passed down by former generations______when the fire was destroying their home.

A．in return

B．beyond compare

C．by accident

D．on earth

【推荐1】As priceless historic treasures were ________ in the war, the country was at a _______ what to do.

A．losing; loss	B．losing; lost
C．lost; lost	D．lost; loss