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【多选题】
关于阶梯剖视图画法,正确的说法是A.
剖切平面转折处不应与视图中的轮廓线重合
B.
在剖视图中，各个剖切平面的转折处不应画分界线
C.
阶梯剖视的标注不能省略
D.
阶梯剖视可以省略标注
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反馈参考答案：
举一反三
【单选题】__________ his knowledge of the mountainous country, John Smith was appointed as our guide. [ ]
A.
In spite of
B.
Due to
C.
Instead of
D.
Regardless of
【单选题】We might have missed our connection______ the clever arrangement of our guide.
A.
in
B.
but for
C.
with
D.
except for
【单选题】To our disappointment, the guide also only has a slight ______ with Italian.
A.
recognition
B.
orientation
C.
acquaintance
D.
familiarity
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