I __________ milk and bread for breakkfast every morning .
A. used to having
B. used to have
C. am used to having
D. am used to have
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Windpower is used _______ electricity.
A. to produce
B. to be producing
C. to be produced
D. to producing
Without your help , I _________ unable to succeed.
A. would be
B. would have been
C. will have been
D. am
We are quite ____________ to our parents and our teachers.
A. respectable
B. respectful
C. respective
D. respected
Would you mind _________ the window?
A. we opening
B. us opening
C. ours opening
D. we are opening