If he ( )help me,I should be very grateful to you.为什么只能填should而不能填would?

He asked me_____.A、what's wrong with me B、if she will come C、how many books I wanted to haveD、they would help us do it If he doesn’ help me,I can’ finish the work.怎么改简单句 He will help me if i got in trouble什么意思 If he were here,he would help me now.If he asked me,I would go with him.请问以上句子主句各是什么时态,为什么? ____he help a lot I should thank himEven if Although选哪个是____ he help me a lot If he doesn't help me, I won't buy the car.If he doesn't help me, I won't buy the car.改为简单句:I won't buy the car ______ ______ help. 翻译 He says,I Believe it's worthwhile if we can help only one people. If he ( )help me,I should be very grateful to you.为什么只能填should而不能填would? If he doesn't help me,I won't buy the car.(改成简单句） I won't buy the car ___ ____ help. If it were not that...But that he came to help me ,I could not have succeeded .是不是可以改写成:If it were not that he came to help me ,I could not have succeeded .或者改成If it were not for the fact that he came to help me ,I could not h 请详细介绍he's a pirate 这首曲子的作者出自pirates of the Caribbean-the curse of black peari love this song very much,I really appreciate if you can help me! I w____ if you can help me solve the problem. I wonder if you can help me 同义句 We have to w__ for the train for 20 minutes.I __ if(是否) he could help me just now.But now I really know he can help me.A.tried B.seemed C.felt D.wondered how can make bf happy when he get sad can u all help me i so trouble now .i hope u all can giv me a good answer .thx to all if help me . 题一：if you want to go to see the movie this evening,so ( ) I.题二：if he doesn't help me,I won't buy the car.(改为简单句)I won't buy the car ( ) ( ) help. I would appreciate if you can help with me the problemI would appreciate ____if you can help with me the problem这里为什么用it___many times,but he still couldn't understand.这里前面是不是因为后面有but,所以不能用though……it s I guess that we can only help Dan if he decides to help _______(he).