能说说理由就更好了
Can you make sure _________ the gold ring?
A.Where Alice had put
B.Where had Alice put
C.Where Alive has put
D.Where has Alice put
Word came ________ his poem won the first prize.
A.that
B.whether
C.as
D.because
I remember ______ this used to be a quiet village.
A.when
B.how
C.where
D.what
All _______ is a continuous supply of the basic necessities of life.
A.what is needed
B.for our needs
C.the thing needed
D.that is needed
Scientists believe native Americans arrived by crossing the land bridge that connected Siberia and _______ more than 10,000 years ago.
A.this is Alaska
B.Alaska is now
C.is now Alaska
D.what is now Alaska