It is only in the last sixty years that________any evidence that Loch Ness Monster might exist.

1. A.
   there has been
2. B.
   there was
3. C.
   it has been
4. D.
   it had

. It is only in the last sixty years that        any evidence that Loch Ness Monster might exist.

A．there has been       B．there was             C．it has been            D．it had

It is only in the last sixty years that________any evidence that Loch Ness Monster might exist.

       A．there has been  B．there was  C．it has been       D．it had

. It is only in the last sixty years that        any evidence that Loch Ness Monster might exist.

A．there has been       B．there was             C．it has been            D．it had

. It is only in the last sixty years that        any evidence that Loch Ness Monster might exist.

A．there has been       B．there was             C．it has been            D．it had