Thescientistsare()abouttheresultsoftheirexperiment.
A. excited
B. exciting
C. excitement
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Inhisspeech,theprofessor()theeconomicsituationinChinaveryclosely.
A. analyzed
B. wasanalyzed
C. wasanalyzing
Theoceanshavenotyetbeenfully().
A. covered
B. explored
C. extended
Heboughtacarofthelatest()andthusspentmoremoney.
A. strategy
B. lable
C. design
Mylifehasbeen(),uncomfortableandfullofpainsinceIfirstmetyou.
A. miserable
B. automotive
C. administrative