问grow的正确形式填空为什么用grows

因为主语为第三人称单数形式，所以动词grow需要改为第三人称单数形式grows。

Lettuce grows in "valley of green gold" .生菜生长在“绿金山谷”中。The current situation is growingincreasingly tense .近况日趋紧张。She was growing a little less standoffish .她逐渐变得不那么冷淡了。The gate where he was leaning grew grey .他倚着的大门变得灰白起来。If seed is planted, it will grow .既然播下了种子，那就会发芽成长。It does n't pay to grow feed crops on such good soil .种饲料划不来。This area is most suitable for growingwheat .这一带最适宜种小麦。Their business has grown by leaps and bounds .他们的生意突飞猛进。Political power grows out of the barrel of a gun .枪杆子里面出政权。The child 's hair grew in pretty waves .那个孩子长着的鬈发很好看。