47.I wandered through the cool ____ of the forest trees.

　　A) shadow B) dark

　　C) shade D) obscurity

　　48.The pilot must have been completely ____ to fly in this weather.

　　A) clever B) sensuous

　　C) sane D) insane

　　49.The melting of the snow has caused flooding by ____ rivers.

　　A) expanded B) overgrown

　　C) increased D) swollen

　　50.I objected to ____ for such an unpleasant job.

　　A) being picked on B) being picked out

　　C) being picked up D) being picked at

　　51.The sky looks lighter. I think the weather is ____ .

　　A) clearing away B) clearing

　　C) becoming clearer D) clearing up

　　52.Before you run ____ other people, it is as well to　consider your own faults.

　　A) over B) down

　　C) after D) into

　　53.We hadn't realized that there would be a power cut, so we were astonished when the whole house ____ into darkness.

　　A) thrown B) drowned

　　C) dropped D) plunged

　　54.After a certain age one tries in ____ to change one' s fixed habits.

　　A) order B) vain

　　C) silence D) defence

　　55.Switzerland is well known for impressive mountainous ____.

　　A) views B) scene

　　C) scenery D) Nature

　　56.If you have finished with these tools, I wish you'd ____ them ____ .

　　A) put…apart B) put…away

　　C) put…forward D) put…down

　　57.A long line of traffic had to wait at the ____ until the train had passed.

　　A) crossroads B) level crossing

　　C) bridge D) junction

　　58.A trip to the Antarctic is ____ safe if you take the necessary precautions.

　　A) within reason B) reasonably

　　C) in doubt D) doubt

　　59.The Andersons have not ____ yet and I doubt if they will now.

　　A) turned up B) turned in

　　C) turned down D) come in

　　60.When I asked her advice, she ____ the matter and then told me not to go.

　　A) answered B) explained

　　C) pondered D) wandered

　　61.His son expected to ____ a business.

　　A) reside B) construct

　　C) eliminate D) set up

　　62.The club members voted to ____ the ban on smoking.

　　A) refrain B) inquire

　　C) recess D) abolish