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【简答题】
四大栽培食用菌是( )、( )、( )、( )。
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反馈参考答案：
举一反三
【单选题】She used gestures to help to make herself ______.
A.
understand
B.
understanding
C.
understood
D.
being understood
【简答题】( )用正投影法绘制出物体的图形称为视图。34．( )用正投影法绘制出物体的图形称为视图。
【单选题】She _____ live alone. But she _____ living alone because she felt lonely. [ ]
A.
used to; didn't used to
B.
was used to; was not used to
C.
used to; was not used to
D.
was used to; didn't used to
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