John opened the door . There _____ he had never seen before.
| A．a girl did stand | B．a girl stood | C．did a girl stand | D．stood a girl |
When ____behind , the little girl always cries for Mum.
| A．leaving | B．being left | C．t leave | D．left |
Beyond the river_____.
| A． lives an old fisherman | B． does an old fisherman live |
| C．an old fisherman lives | D．do an old fisherman live |
Though_________to see us, the professor gave us a warm welcome.
| A．surprising | B．was surprised | C．surprised | D．being surprised |
So convenient ______ that many people would like to do that.
| A．is shopping on net | B．shopping on net does |
| C．does shopping on net | D．shopping on net is |
.— This is one of the oldest trees in the world.
—_____ such a big tree.
| A．Never I have seen | B．I haven't never seen |
| C．Never have I seen | D．I have seen never |
_____ it rain tomorrow, we would have to _______ the picnic.
| A．Would; put forward | B．Should; call off |
| C．Will; give up | D．Should; put up |
It was only when I read this story for a second time________to appreciate its beauty.
| A．did I begin | B．that I began | C．then I began | D．had I begun |
Only then, _____we ____that the trapped miners were in danger when the flood water dripped into the tunnels.
| A．have; realized | B．did; realize |
| C．do; realize | D．had ; realized |
Not only ____interested in a football but ____beginning to care about it.
| A．the father is ,his family are | B．.the father is , ishis family |
| C．is the father ,his family are | D．is the father is ,his family is |