改正1jack is trying to heiping me2i found my watch since a weeknt我的卷子上有这些题,

改正1jack is trying to heiping me2i found my watch since a weeknt我的卷子上有这些题, 判断下列句子是否正确,不正确的请改正.（看详细提问）1、The door keeps opened.2、Jack is trying to helpingme.3、I found my watch since a week.4、His praente heard the bad news in the radio.5、Did you bought a car last month? 判断下列句子是否正确,不正确的请改正.The door reeps opened.Jack is trying to help me.I found my watch since a week.His parents heard the had news in the radie.Did you bought a car last month?It's worth to read the book.The house h Tom is trying to learn chinese w________ It is useless trying to help Jack with his maths.He is so poor at it .--I know,but is he __better at it now?a,much b,little C,any jack is walking to the blackboard.(对jack提问） 3.___ no use ___ to excuse yourself.it is,to be trying;you are,trying;it is ,trying;that is ,to what is Jack going to do?是什么意思 Jack is always friendly to others. 请教一个初中英语知识! 望详解.谢谢了Jack is trying to helping me 这句话是错的. helping应该改为help 那为什么要改为 help了 麻烦多举几个例子. 没分了 不好意思. There is no point trying to hide it中为什么用trying? 下列句子中个有一个错误,找出并改正列句子中个有一个错误,找出并改正：1.So seriously is heinjured that it is necessary that he is sent to the hospital at once.2.The medical workersare trying hard to find the cure for the d Is it any good______?A,trying to explain B,to try to explain C,to try explaining D,trying explained 英语翻译What message is this story trying to give us? The Chinese g is trying best to protect endangered animals. Tom is trying to learn Chinese w 填什么 music kind is trying to what learn of she hard what i am trying to say is,i love you