According to the passage, what was the percentage of American adults doing regular physical exercises two years ago（）

A．trust B．hut C．fun D．computer

填空题

A．trust
B．hut
C．fun
D．computer

Mary, along with her parents, ______ to Paris.A．have mo...

单项选择题Mary, along with her parents, ______ to Paris.

Of the two toys, the child chose ______A．the less expen...

单项选择题Of the two toys, the child chose ______