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【单选题】
下列有关静脉的描述错误的是A.
右侧睾丸静脉以锐角注入肾静脉
B.
下肢静脉瓣多于上肢
C.
大隐静脉是最长的浅静脉
D.
深静脉多和动脉伴行
E.
头部没有静脉瓣
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举一反三
【单选题】Business English belongs to the category of ___________.
A.
GE (General English)
B.
EAP（English for Academic Purposes）
C.
ESP (English for Specific Purposes)
D.
ESP (English for Special Purposes)
【单选题】He found it hard _____ his class. [ ]
A.
to catch up
B.
catch up
C.
catch up with
D.
to catch up with
【单选题】He gets up early in order _____ the plane in time. [ ]
A.
not to catch
B.
to catch
C.
not catch
【单选题】The new employees will ______ during training sessions.
A.
catch out
B.
catch on
C.
catch in
D.
catch down
【简答题】[A] catch [B] caught [C] catching [D] to catch
【简答题】Chinse belongs to t______ language, while English belongs to intonation language.
相关题目：
【单选题】He gets up early in order _____ the plane in time. [ ]
A.
not to catch
B.
to catch
C.
not catch