I dont know how to __(解决)this problem.2.I feel very__(紧张)

i wish i __(know)how to solve this problem. i don't know how to solve this problem. I know how to ask problem The math problem is so difficult,I don't know __ A how to do 求歌!today today today i dont know what to say i dont know how i dont know how to use chopsticks very well …and i dont know I still don't know how to solve this maths problem.Can you g 请问：I don't know how to do this problem.中 I Dont Know How It Feels To Be U 歌词 My lovers dont know what is "pub".I dont know how to explain i dont want to know I know how you feel because I have a similar problem