三、完形填空（本大題共15小題，每小題1分，共15分）

選擇最佳答案完成句子，錯選、多選或未選均無分。

When we use the   41  “computer”, we   42   mean a digital computer, which uses

  43   as its fundamental mechanism. There is another type,   44   an “analogue” computer, which works by measuring various quantities   45   to the phenomenon   46   investigation. Analogue machines are normally used for rather specialized purposes.

Computers can also be  47  according to their size and power. Nowadays, a wide  48   of “micro-computer” is available for home use,   49   for restricted use in business and scientific applications. There are compact, desk-top machines with   50   capacities, though the increasing availability of high－capacity “secondary storage”   51   for such machines is making it possible for quite serious applications to be   52   them. Rather larger and more powerful are the “minicomputers” which are now   53   in very small business, as well as in industry and academic institutions. At the top end of the scale we have multi-user “mainframe” computers, which may   54   millions of pounds and   55   handling complex tasks involving very large amounts of data.

41.A. language               B. term                      C. expression         D. word

42.A. normally              B. apparently            C. formally            D. absolutely

43.A. to count                B. to be counted          C. counting           D. for counting

44.A. known to             B. known for              C. known as          D. known

45.A. related                 B. relative                   C. in relation         D. relational

46.A. in                        B. under                     C. with                 D. on

47.A. divided                B. split                        C. classified          D. separated

48.A. field                    B. range                   C. scope                D. area

49.A. as well                 B. as well as                C. too                   D. in addition

50.A. limited                B. limiting                   C. restricted           D. restricting

51.A. facilities               B. equipments             C. appliances        D. devices

52.A. implemented on                                      B. implemented to 

  C. complemented on                                     D. complemented to

53.A. finding                B. to find                    C. to be finding     D. to be found

54.A. spend                   B. expend                    C. cost                  D. charge

55.A. are able to            B. are capable of        C. enable to           D. are unable to