从每小题的A、B、C、D四个选项中，找出其划线部分与所给单词的划线部分读音相同的选项。

小题1:predict    A. them         B. because    c. student        D. never

小题2:sorrow    

A．power

B．how

C．shadow

D．downtown小题3:tough     

A．mouth

B．amount

C．proud

D．rough小题4:decision  

A．expression

B．discussion

C．conclusion

D．permission小题5:theirs    

A．mathematical

B．smooth

C．thirsty

D．health

Who saw it ______ at that time?

A．happen

B．happened

C．happens

D．to happen