The ao dai is the  _________  dress of Vietnamese women. (tradition)
A.
B.
C.
D.

A.figures 
B.processes 
C.sources 
D.approaehes

(31) _______
A.produce 
B.proceeds                 
C.receipts                   
D.returns

The word “site” in line 13 could best be replaced by which of the following?
A.Factory
B.View    
C.Location      
D. Foundation

I saw him hiding something in a __________bag. 
A.small plastic black
B.black small plastic  
C.small black plastic 
D.plastic small black

A.whether
B.ethnic
C.clothing
D. these

As a government official, Benjamin Franklin often traveled abroad.
A.widely 
B.secretly  
C.alone    
D.overseas

The author mentions tropical Asia in lines 16-17 as an example of a location where……..........
A.butterfly behavior varies with climate
B.a general theory of butterfly diversity has not yet been firmly established
C.butterflies are affected by human populations
D.documenting plant species is more difficult than documenting butterfly species

I lit the fire at 7.00 and it (burn)_____ brightly when Jack came in at 8.00.
A.burned
B.had burned
C.was burning
D.has burned

If I were a flower, I_________a sunflower.
A.was
B.were
C.will be
D.would be