题目内容
8. The invention of the plane_ people to travel to Bei?jing from Guangzhou in three hours.
A. makes B. has C. lets D. allows
D 由不定式to travel可知所填词不可能是使役动词make, have和let ,因为它们后面接不带to的不定式作宾语补足语; 动词allow的用法为allow sb.to do sth.,符合题意。
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