1 . _______made him feel satisfied was _______his students were able to read,speak and write in English, and they became more confident in learning.

A．What; whether

B．That; what

C．Which; that

D．What; that

2 . In the past 10 years, it ________ the doctors ________ the new drug has great significance for the treatment of the disease.

A．puzzled; where

B．has puzzled: whether

C．has puzzled; that

D．puzzled; whether

4 . ________ seems strange to us is________ she can sing so many English songs beautifully.

A．What; that

B．It; why

C．That; how

D．It; that

5 . — Hey, Joe, look at you! What makes you so happy?   
— _______ my son has passed the college entrance examinations.

A．That

B．不填

C．Since

D．For

6 . ________ surprised me most was the news ________ our team won.

A．That; that

B．What; which

C．What; that

D．That; which

7 . —Life is all about choices. It's your choice         you live a life.
—I quite agree. It is you who choose to be in a good mood or bad mood.

A．where

B．why

C．that

D．how

8 . ______ the medicine works in human body is a question ______ not everyone can fully understand.

A．How; that

B．That; which

C．What; which

D．How; what

9 . _____Macao has achieved shows _____"one country, two systems" principle is the best solution to the Macao and Hongkong question, left by history.

A．That; what

B．What; that

C．What; what

D．That; that

10 . ______ the path of a county is the right one is a matter to be decided by its people.

A．That

B．What

C．Whether

D．Why