以玉米、小麦等淀粉类原料的生物质乙醇是通过下列哪种技术制备( )。
A. 生物化学法
B. 燃烧
C. 热化学法
D. 物理热法
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Theteacherwentoutwithoutanything.
A. say
B. saying
C. to
D. said
YoucanimproveyourEnglishbybooks.
A. reading
B. read
C. reads
D. toread
Youmustgiveup.
A. smoke
B. tosmoke
C. smoking
D. smoked
Allthepeoplelookforwardtothenewmovie.
A. watch
B. towatch
C. watching
D. watches