31.Not once ______ his view of life.
a. did the gentleman mention b. the gentleman mentioned that
c. the gentleman mentionedd. does gentleman mentioned
32.By no means ______ their own language well.
a. it is true that all English people know
b. is it true that do all English people know
c. it is true that do all English people know
d. is it true that all English people know
33.The molecules of gases move more freely than ______.
a. do liquids and solids b. liquids and solids do
c. do those of liquids and solidsd. those do of liquids and solids
34.The world’s birth rates are on a decline and ______ are the death rates.
a. so b. also c. too d. the same
35._____ is the volume of chemical goods.
a. Constantly growing too b. Too constantly growing
c. Growing constant to d. Too growing constant
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