—There will be ________ factories in 100 years.
—Really? Where will people work then?
| A．not any more | B．no more | C．not more | D．less than |
After a short rest, the workers kept on _____ till midnight.
| A．work | B．working |
| C．to work | D．to working |
___of giant pandas is getting ___because their living areas are becoming farmland.
| A．The number, larger and larger |
| B．A number, larger and larger |
| C．The number, smaller and smaller |
| D．A number, smaller and smaller |
My parents told me _____ at the old people, it’s impolite.
| A．to laugh | B．laughing |
| C．laugh | D．not to laugh |
You’d better_____ like that, or the teacher will be angry .
| A．do | B．doing | C．not do | D．not doing |
He looked ___________,but could see ____________.
| A．careful; nothing | B．carefully; nothing |
| C．careful; anything | D．carefully;anything |