______ he got ready to leave home, his parents came to his home.

A. While        B．As        C．Until       D．If

 Peter tried on three jackets, but ____ of them fitted him.

A. all           B. none        C. both        D. neither

Of the seven days in a week, Saturday is said to be the most popular _______ for a wedding in some countries.   

A. way      B. situation     C. choice      D. chance

He realized his mistakes and took action to reduce the loss _______ it was too late.

A. until      B. when     C. before      D. as

---Peter is not himself these days.

        ---well, could you tell me________?

A. how is he feeling now            B. why was he so unhappy

C. what is wrong with him       D. that something worried him 

 Mr. Green was_______ with the medal______his great achievement in this field.

A. presented, because of       B. protected, because      

C. prepared, because of        D. provided, because

There’s no doubt _______ Emily will be the hostess (女主持) of the New Year’s party.

A. if         B. when      C.  what     D. that

--- Didn’t your brother ________ go to school by bike?

--- Yes, he did. But he ________ walking to school now.

A. used to; used to                      B. use to; used to                      

C. used to; is used to                            D. use to; is used to

---How delicious the coffee is!

---That’s right. It will taste ______ with milk.

A. bad            B. well            C. worse               D. better

 It’s clever _____ her to work out _____ many difficult math problems.         

A. for; so              B. of; such               C. of; so              D. for; such