问题
选择题
The soil that had been converted to ____ flowers was on its way ______ .
A．grow; off
B．growing; out
C．grow; out
D．growing; by
答案
答案：B
convert to转而变为，to为介词，因此用growing；out耗尽。
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The soil that had been converted to ____ flowers was on its way ______ .
A．grow; off
B．growing; out
C．grow; out
D．growing; by
答案：B
convert to转而变为，to为介词，因此用growing；out耗尽。