Her sister prefers to be______star.a.swimming b.swiming c.swim动词变名词,要加ing.所以ing
问题描述：
Her sister prefers to be______star.a.swimming b.swiming c.swim动词变名词,要加ing.所以ing
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答
选A,swimming
这里用swim的动名词形式修饰star
一般动词变动名词形式都是直接加ing,但是如果最后一个音节为重读闭音节,就要双写后面的辅音字母再加ing,所以swim-swimming