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【单选题】
Lying in the hospital, the patient _________the outside world by watching news programs on TV every night.A.
kept in touch with
B.
faced up to
C.
turned the clock back
D.
slowed down
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【单选题】We can have _______ bluer sky if we create _______ less polluted world. [ ]
A.
a; a
B.
a; the
C.
the; a
D.
the; the
【单选题】With the world _____ fast, we have something new to deal with all by ourselves every day.
A.
change
B.
changed
C.
tochange
D.
changing
【单选题】利用人工去除母本植株的雄穗或雄花,使母本雌蕊(雌花)接受父本的花粉而产生杂交种子的方法,叫( )。
A.
人工去雄制种
B.
化学去雄制种
C.
利用自交不亲和性制种
D.
利用雄性不育性制种
【单选题】We have ____ friendly relations with many countries in the world.
A.
confirmed
B.
established
C.
realized
D.
made
【单选题】We have fulfilled promise we made to the world: The Beijing Olympic Games would be green sports event. [ ]
A.
the; the
B.
a; a
C.
the;／
D.
the; a
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