Lin Fei looks worried. What’s the matter__ His parents always talk about what will happen if he ________ succeed.

6Oh, it’s so cold in here Somebody _______ the window, please

Happy birthday. Here is a gift for you.— .

She is a very unfriendly person and is never ready to help others. So it was not surprising that no one came to her ___________ no matter how hard she cried for help.

There is ________dark stain(污渍) on my coat. Who left it—- It’s me, Dad. I did it just for ______ fun.