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【单选题】
顺序图的模型元素中有( )、生命线、消息、链接等,这些模型元素表示某个用例中的若干个对象和对象之间所传递的消息,以此来对系统的行为建模。A.
对象
B.
事件
C.
活动
D.
状态
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反馈参考答案：
举一反三
【单选题】(2013·高考浙江卷)Eye doctors recommend that a child’s first eye exam ________ at the age of six months old.
A.
was
B.
be
C.
were
D.
is
【单选题】(2013·浙江高考)Eye doctors recommend that a child's first eye exam ________ at the age of six months old.
A.
was
B.
be
C.
were
D.
is
【单选题】Eye doctors recommend that a child’s first eye exam____at the age of six months old．
A.
was
B.
be
C.
were
D.
is
【简答题】favo(u)rite
【单选题】血浆晶体渗透压下降,伴有循环血量严重不足时,将出现:( B )
A.
ADH分泌减少,尿量增多
B.
ADH分泌增多,尿量减少
C.
ADH分泌增多,尿量增多
D.
ADH分泌不变,通过肾血流量自身调节,使尿量减少
E.
ADH分泌减少,通过肾血流量自身调节,使尿量减少
【单选题】Eye doctors recommend that a child’s first eye exam ________ at the age of six months old. (2013·浙江，8)
A.
was
B.
be
C.
were
D.
is
【简答题】favo(u)r
【单选题】(2013·浙江，8)Eye doctors recommend that a child's first eye exam ________ at the age of six months old.
A.
was
B.
be
C.
were
D.
is
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