She has had a number of different jobs,_________________from chef to swimming instructor.
A. started
B. starting
C. ranged
D. ranging
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The Chinese government has ___________________smog by closing heavily polluting factories.
A. declared war on
B. declared war
C. declared war to
D. declare war with
It will be completed several weeks behind _________.
A. engagement
B. vision
C. schedule
D. yield
An editorialis an article that presents the newspaper's opinion on an issue.
A. 对
B. 错
Conversionis the formation of new words by converting words of one class to another class by adding affixes.
A. 对
B. 错