All of us found _____ necessary to learn a foreign language.
| A．this | B．that | C．it | D．what |
No sooner ________ down on bed ________ the telephone rang.
| A．had he lain; than | B．had he lied; when |
| C．did he lie; than | D．had he laid; before |
We pursue happiness, thinking one day we will find it. But ________ it by seeking it.
| A．rarely will we find | B．rarely we will find |
| C．rarely will find we | D．rarely find we will |
Not only ________ to turn off the lights in the kitchen, but we also failed to lock the front door.
| A．we forgot | B．forgot we |
| C．did we forget | D．we did forget |
When we entered, we found lying on the ground ________ along with her parents.
| A．was a girl | B．were a girl |
| C．a girl was | D．a girl were |
A recent survey shows the number of people who shop in stores ________， while far more are shopping online.
| A．decrease | B．decreases |
| C．is decreasing | D．are decreasing |