Dad, my trousers are old. I want to buy a new .
| A．trousers | B．one | C．pair | D．it |
They have already been to the place ____ their ancestors lived .
A. whichB. whereC. when
---- ____ do you ______ cutting in line ?
- ---It makes me annoyed .
A. What , feel about B. How ; think ofC. How ; feel about
Don’t let the kid do so much housework .He is so young, ______ .
A. thoughB. after allC. at times
Books are made ___paper and paper is made ____ wood .
A. from; ofB. of ; fromC. of ; of
The Smiths _______ China for ten years , so they have been used to the life here.
A. have been toB. have gone to C. have been in