1、题目37:( )

A. 　is

B. 　was

C. 　are

D. 　were

A. 　a

B. 　an

C. 　the

D. 　/

A. 　don＇t

B. 　didn＇t

C. 　wouldn＇t

D. 　won＇t

A. 　serious

B. 　more serious

C. 　most serious

D. 　the most serious

A. 　cold

B. 　fever

C. 　cough

D. 　toothache

A. 24

B. 20

C. 16

D. 8

A. 　as tall

B. 　taller

C. 　tall

D. 　the tallest

A. 　symbol;culture

B. 　symbol;cultures

C. 　symbols;culture

D. 　symbols;cultures

A. 　clean

B. 　cleaned

C. 　have cleaned

D. 　am cleaning

A. 　a

B. 　an

C. 　the

D. 　/