用所给单词的正确形式填空。(共10小题；每小题1分，满分10分）They sing ___________(happy).
May is the __________(five）month of a year.
They _______________(get）up late this morning.
Are those _____________ (we）books?
Lily is good at _____________ (run).
My father_____________ (be）a teacher.
There are many_____________ (sheep）here.
Lily _____________ (go）to school at six every morning.
Jane is _____________ (tall）than Ann.
They are_____________ (play）football in the park now.
Borrowers are expected （return） books on time．
Sorry for being late． I'm supposed to be here 20 minutes （ early）．
A new big park （ build） in our city next year．
It's never too old to learn． Karl Max began to learn Russian in his （ fifty）．
Don't always make decisions for your daughter． The choice is （her）．