Look!This sweater is beautiful.( 对话 )

问题描述:

Look!This sweater is beautiful.( 对话 )
A.Why not trying it on B.why not try on it C.Why not try it on D.why not trying on it .
我将评价

C try on是词组,配代词宾语应该放在词组中间,why not后面加动词原形能解释句子吗看,那件毛衣很漂亮为什么不试试它呢?