Nobody except Lily and Lucy _________the park before. Only they can be our guides.
| A．have been to | B．has been to |
| C．have gone to | D．has gone to |
bad weather ! I can do something but to stay in bed for the whole day.
| A．What a | B．How a | C．What | D．How |
---How long did it _____ you to work out the difficult maths problems?
---I ______ about half an hour on it .
| A．take ; took | B．spend ; took | C．spend ; cost | D．take ; spent |
It is very _______ of you to speak in front of all those people .
| A．polite | B．honest | C．funny | D．brave |
---Do you often play computer games?
---No, And so do ________ of my classmates, you know we are very busy
| A．three fourths | B．three four | C．third four | D．third fourths |
I don’t know _____ or not he will come . _______ he comes , I will call you .
| A．whether ; If | B．whether ; Whether | C．if ; If | D．if ; Whether |