it was the end-of-year

it was the end-of-year
It was the end-of-year party.I had asked my mother to make us cookies.Mom’s chocolate chips
were the best.……
38.The story happened
A.on my birthday B.during Christmas C.before Christmas D.before the New Year’s Day
39.I didn’t leave the window because I want
A.to see my mother coming B.to enjoy the partyC.to get some cookies D.to go to the party
40.I lay down on my bed and kept silent because I was
A.tired B.angry C.hungry
D.excited
41.Why did my mother cry and say that she was sorry?
A.Because she was too busy.B.Because she couldn’t find me.C.Because she didn’t support me.D.Because she needed those cookies.