If there ______ no water, there ______ no life on the earth.
#87991
A
is, would be.
B
was, was.
C
were, would be.
D
were, would have.
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We _____ live in a small flat but last year we bought a house.
#88071
A
would
B
had to
C
used to
D
ought to
The doctor from Shanghai recommended that the patient ___________.
#87329
A
is not operated
B
should operate on
C
not be operated on
D
was not operated
I was so young.  You__________ better than to rely on me
#88037
A
should have known
B
should know
C
must know
D
must have known