请帮忙做下以下题,并讲解下原因,

请帮忙做下以下题,并讲解下原因,
41 Because he had a slight lisp,the other boys in the
class him.
A.threw the game
B.gave the game away
C.made game of
42 I can ; he won't cheat me so easily.
A.see through his game
B.play games
C.make game of him
43 My advisor has done a study to this research hypothesis.
A.verify
B.testify
C.witness
44 The new evidence has the first witness's story.
A.checked
B.confirmed
C.witnessed
45 Anna:Would you believe that they're brothers?
Martha:Yeah,I know one's really well-organized,butthe other is such .
A.mess
B.a messy
C.a mess
46 Alan:Look at you,what's the matter?
Mark:I hate the flu.My life because of it.
A.is in a mess
B.messes up
C.messy
47 We need you to ,not to make more trouble!
A.make a mess
B.clear up the mess
C.get into mess
48 Andy:I hope Amy's got your invitation for tomorrow's party.
Cliff:Oh,gosh!,I didn't put her e-mail in myaddress book.
A.To my shame
B.To die of shame
C.Shame on you
49 Rice:I don't know why
she doesn't like me.Every time I pass by,she just pretends she hasn’t seen
me.
Roy:to do that to you!
A.Shame
B.What a shame
C.Put you on shame
50 You cheated?How could you!.
A.Be a crying shame!
B.Die of shame!
C.Shame on you!