trys和tries 哪个变的正确?

trys和tries 哪个变的正确? try的第三人称单数是trys还是tries try的第三人称单数形式是trys还是tries 几道英语时态的题,麻烦把答案和解释都写出来,2.Mary _____ on shoes when she ____ them.A.tries…buys B.tries… buies C.trys… buys D.trys… buies3.The girl often ______ cold when she ______.A.cathcs…dances B.catches… dances C. Edison always ( ) his news ideas .A:trys on B:trys out c:trysEdison always ( ) his news ideas .A:trys on B:tries out c:trys 选择什么,说明原因,如何翻译. tries hard的中文是什么意思tries hard 哪个错了,和正确的方式 Spring festival is the most important festival in china.Everyone trys be at home的原文. She often tries to keep healthy 变否定句 讨论变上限积分的奇偶性的时候,是以哪个为变量啊如图哪个是对的?请问下列命题是否正确,若正确如何证明 这二个词哪个正确点深深的爱和深深地爱.哪个词正确点? 哪个是正确的, 正确的是哪个, 正确的哪个 哪个是正确的. 哪个是正确的, 哪个是正确的 .正确的是哪个