You should never base anything on a theory that _________ impractical in practice.
#86010
A
is proved
B
prove
C
proves
D
proved
推荐题目
We live day by day，but in the great things the time of days and weeks ____ so small that a day is unimportant.
#86203
A
is
B
are
C
has been
D
havebeen
A medical team, _______ 10 doctors and 5 nurses, _______ to Taiwan.
#85821
A
consisting of; has sent
B
consisted of; has been sent
C
made up of; have sent
D
consisting of; is to be sent
In those days John with his classmates _____ kept busy preparing for the exam.
#86061
A
is
B
are
C
was
D
were
A series of books in the library ____ been stolen so that the number of them ____ smaller than before.
#85767
A
have, is
B
has, is
C
has, are
D
have, are