121.In ____ time,life will be very different from what is is today.
A.three hundred years
B.three hundreds years
C.three hundred years'
D.three hundreds years'
122.____ are American
A.Some friends of Jacky
B.Some friends of Jacky's
C.Some Jacky's friends
D.Some of Jacky's friend
121.答案是C，此题考查's及单位数词的表达形式。
122.答案是B，此题考查名词的双重所有格，有生命的事物，尤其是人的所有格原则上用's，但要表达局部与整体关系时，应用双重所有格。
