---Did you notice someone enter the classroom just now?
---Sorry, I didn’t. I _____ my lessons at that time.
| A．am doing | B．did |
| C．do | D．was doing |
I think Bob is the suitable person to take the job because he can do the work well with ____ money and ______ people.
| A．less; less | B．less; more | C．more; fewer | D．less; fewer |
--Can I have some more ice cream, Mum ?
---Sorry. There is ______ left in the fridge.
| A．none | B．nothing | C．no one | D．anything |
--______ have you stayed in this school ?
---For three years.
| A．How far | B．How long | C．How often | D．How many |
Without friendship, one won’t be happy _____ he is very rich.
| A．if | B．though | C．even | D．however |
Bob,_______ your coat. It’s cold and windy outside.
| A．put on | B．turn on | C．get on | D．come on |