when the earthquake come back,we can do better than them/ 如果将can换成be able to需要用将来时吗?
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whentheearthquakecomeback,wecandobetterthanthem/如果将can换成beableto需要用将来时吗?whentheearthquakecomeback,we
when the earthquake come back,we can do better than them/ 如果将can换成be able to需要用将来时吗?
when the earthquake come back,we can do better than them/ 如果将can换成be able to需要用将来时吗?
when the earthquake come back,we can do better than them/ 如果将can换成be able to需要用将来时吗?
需要,这个是典型的主将从现句式,既 主句将来时从句用一般现在时,比,在人称和时态上都较为灵活,can做情态动词基本上没有时态上的变化.而be able to如在意思上有将来、过去之意,要进行相应的时态变化.
当然需要了!!
需要用。