[单项选择]Who repaired the machine last time when there was something wrong with it
A. The man himself.
B. The woman herself.
C. The man from the shop.
D. The repairman from the repair shop.

[单项选择]Who repaired the machine last time when there was something wrong with it
A. The man himself.
B. The woman herself.
C. The man from the shop.
D. The repairman from the repair shop.

[单项选择]There was a time when parents who wanted an educational present for their children would buy a typewriter, a globe or an encyclopedia set．Now those (62) seem hopelessly old-fashioned；this Christmas, there were a lot of personal computers under the tree． (63) that computers are the key to success, patents are also frantically insisting that children (64) taught to use them in school—as early as possible．The problem for schools is that when it (65) computers, parents don’t always know best．Many schools are (66) to parental impatience and are purchasing hardware (67) sound educational planning so they can say, "OK, we’ve moved into the computer age．"Teachers found themselves caught in the middle of the problem—between parent pressure and (68) educational decisions．
Educators do not even agree (69) how computers should be used．A lot of money is going for computerized educational materials (70) research
A. on
B. with
C. in
D. about