66、 His total possessions __________ little more than the clothes he stood up in.
A．amounted to
B．settled for
C．turned up
D．equaled to


67、 By last month my cousin __________ more than two thousand stamps.
A．had been collecting
B．has collected
C．would have collected
D．had collected


68、 In recent years, “Internet” has become one of the __________ words．
A．family
B．home
C．house
D．household


69、 The __________ of older person is relatively low in developing countries, but is growing faster than in the West.
A．statistics
B．percentage
C．ranking
D．ratio


70、 Vicki never worried or hesitated about anything; she __________ whatever she wanted and almost always got it.
A．went over
B．went through
C．went for
D．went without


71、 Millions of people in the world go hungry today, not because there isn’t enough food, but because they just have no __________ to the food.
A．access
B．means
C．possibility
D．right


72、 When energy is converted from one from to another, some energy is always lost as heat．
__________, no energy conversion is 100% efficient.
A．In other terms
B．In other ways
C．In other words
D．In other conditions


73、 Fishing in the company of my father is __________ the most precious memory of my childhood.
A．at times
B．by far
C．since then
D．in general


74、 In social dancing, the participants dance for their own pleasure rather than for __________ of the audience.
A．that
B．one
C．those
D．ones


75、 Scientists are now looking for ways to __________ electricity less expensively from renewable sources.
A．generate
B．manufacture
C．construct
D．transform