Who cleaned the classroom just now? Tom .
A. cleaned B. does C. was D. did
Don’t read in bed , it’s not ____ your eyes.
A. good for B. bad at C. bad for D. good at
I think we’re old enough with housework.
A. to help B. helping C. helped D. help
I decide at home and have a good rest.
A. stay B. to stay C. stayed D. staying
I have two children, and ______ of them are working in the west of China.
A. all B. both C. neither D. either
He had to retire(退休) early poor health.
A. but B. because C. so D. because of