It is reported that the scientists in our country are_______all possible way to control H7N9 flu.
#12027
A
operating
B
solving
C
exploding
D
exploring
推荐题目
Teachers have to constantly update their knowledge in order to maintain their professional _____.
#13696
A
consequence
B
independence
C
competence
D
intelligence
We can never expect _______bluer sky unless we create ______ less polluted world.
#11224
A
a；a
B
a；the
C
the；a
D
the；the
Paper produced every year is _______________the world`s production of vehicles.
#14115
A
three times the weight
B
the three times weight
C
as three times heavy as
D
three times as heavier as
No matter how healthy you ________ be, you need to consult a doctor from time to time.
#11073
A
should
B
will
C
must
D
may
I don’t doubt ______ for the journey by doing jobs on the ship.
#13429
A
that he can pay
B
whether he can pay
C
that can he pay
D
whether can he pay