It is not who is right but what is right ______ is of importance.

A. which　　　　　 B. it 　　　 　　　　 C. that 　　　　 　　　D. this

From the school name 　　　on the package, we guessed that it might belong to a student of our school.

A. to mark B. marking C. marked D. having been marked

H________ eating along with regular exercise is the only way to become fit.

The government is ready to introduce__________for the car industry.?

A.protection?

B.operation?

C.notice?

D.prevention?

—Are you coming for dinner?

　—I’m not quite sure. I ______ go to my uncle’s instead.

　　 A. must 　　 B. would 　　　 C. should 　　　 D. might

My back is so______________ (疼痛的) that I cannot stand straight anymore.

--We missed you at this morning's meeting，Diana.

--______，but if I hadn't had to meet a friend，I would have been there.

A. I'm sorry　 B. Me，too　 C. Never mind　 D. Thank you

An experienced doctor usually judges a patient’s illness according to the various________.

A．signs 　　　　　B．symptoms　　　　　 C．signals 　　　　D．a(chǎn)ppearances