问题
选择题
When I walked past the street, seeing the children playing happily, their happy laughter _______memories of my childhood.
A.called in
B.called for
C.called on
D.called up
答案
D
call up表示“唤起; 使人响起”, call for表示“需要”, call on表示“号召”, call in表示“召集”,句意为:……他们欢快的笑声使我回忆起童年时代的情景,因此答案为D 。