来自李随成的问题
【wehavescience____,from9:00to10:00.横线里面填什么,A.(onefour)B.(atanhour)c.(fortwohours)D(foranhour)】
wehavescience____,from9:00to10:00.横线里面填什么,A.(onefour)B.(atanhour)
c.(fortwohours)D(foranhour)


【wehavescience____,from9:00to10:00.横线里面填什么,A.(onefour)B.(atanhour)c.(fortwohours)D(foranhour)】
wehavescience____,from9:00to10:00.横线里面填什么,A.(onefour)B.(atanhour)
c.(fortwohours)D(foranhour)
D这句话的意思是我们9点到10点间有一小时的科学课
首先排除c,因为9点到10点只有一个小时,
for+时间段表示持续多长时间
hour是元音音素开头的单词,所以用an