_____ no doubt _____ the Amber Room is one of the wonders of the world.
A. It is; that B. It is; whether
C. There is; that D. There is; whether
Although this medicine can cure you ________your illness, it has a bad effect____ you.
A. for; in B. for; on C. of; on D. of; at
Only after the woman had her own child ________ how difficult it was to be a mother.
A. she realized B. had she realized
C. she had realized D. did she realize
Mrs. White showed her student some old maps _________from the library.
A. to borrow B. to be borrowed
C. borrowed D. borrowing
She smiled happily，________ a set of amazing white teeth to us.
A．exposing B．being exposed
C．exposed D．to expose
John Snow found that the polluted water was _________ for the outbreak of cholera.
A. to blame B. to be blamed C. blamed D. blaming
