It has been proved________violence on television has a bad effect on the develop

题型：山东省同步题难度：来源：

It has been proved________violence on television has a bad effect on the development of children.[     ]
A．whether
B．because
C．when
D．that

答案

举一反三

       _impressed me most was the scenery of  Changbai Mountains.         [     ]
A. What
B. That
C. While
D. It

题型：同步题难度：| 查看答案

_____ frightened us _____ a tiger turned up suddenly in front of us.
A. It was; that
B. What; was
C. It; that was
D. What; was that

题型：同步题难度：| 查看答案

________he will offer us enough help doesn"t matter a lot to our success.[     ]
A. If
B. Whether
C. Before
D. How

题型：陕西省同步题难度：| 查看答案

_____ is the most important now is to rescue the survivors of the earthquake.
A. It
B. This
C. What
D. As

题型：安徽省同步题难度：| 查看答案

It has been shown________exercising regularly is good both for one’s health and one’s confidence.[     ]
A．whether
B．when
C．that
D．what

题型：安徽省同步题难度：| 查看答案