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

　　63.Did your parents ____ the work you have done?

　　A) commend B) command

　　C) consent D) mumble

　　64.The expedition reached the ____ at ten thirty that　morning.

　　A) summit B) main trail

　　C) starting point D) site

　　65.We had to start at exactly the same time, so we had our watches ____ .

　　A) transfixed B) stabilized

　　C) temporized D) synchronized

　　66.Some people in position of power are using their ____wrongly and this seriously affects the present reform.

　　A) force B) privileges

　　C) advantages D) merits

　　67.You must have ____ the examination before Friday, so bring your money to the office as soon as possible.

　　A) passed B) sat for

　　C) entered for D) taken

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