47.We adopted the new method _____ raising our efficiency.

a. in the event of b. on account of c. with a view of d. with regard to

48.______ the light of what you have told me, I will say that it is he who came here yesterday.

a. By b. In c. Of d. Under

49.They will place China in the front ranks of countries of the world ______ the output of major industrial products.

a. in support of b. in connection with c. in terms of d. by means of

50.When they had finished playing, the children were made to ______ all the toys they had taken out.

a. put off b. put away c. put up d. put out

51.He failed to supply the facts relevant ______ the case in question.

a. for b. with c. of d. to

52.In Britain, and on the Continent too, the Japanese are viewed _______ a threat to domestic industries.

a. like b. as c. with d. for

53.When Jack was eighteen he ______ going around with a strange set of people and staying out very late.

a. took up b. took for c. took to d. took on

54.While in London, we paid a visit to the hospital founded ______ the nurse Florence Nightingale.

a. in line with b. in favor of c. in place d. in honor of

55.A poor man has to ______ many thing which a rich man regards as almost necessaries in life.

a. go through b. go without c. go over d. go about

56.Digital computers are practical ______ their high speed of operation.

a. instead of b. because of c. regardless of d. in spite of

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