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    22．The universe began with the Big Bang 13．7 billion years ago, with everything in space smaller than a grain of sand． A．started B．starting C．to start D．to be started 【查看更多】

     

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    The universe began with the Big Bang 13．7 billion years ago, with everything___ in space smaller than a grain of sand．

    A．started                                                B．starting

    C．to start                                    D．to be started

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     The universe began with the Big Bang 13．7 billion years ago, with everything___ in space smaller than a grain of sand．

           A．started                                        B．starting          

           C．to start                                          D．to be started

     

    查看答案和解析>>

    The universe began with the Big Bang 13.7 billion years ago, with everything___ in space smaller than a grain of sand.

    A．startedB．startingC．to startD．to be started

    查看答案和解析>>


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