请教:2016英语专八改错练习题七第9小题如何解答?
we certainly __9__could use their eating habits
we certainly __9__could use their eating habits
An hour of hunting yields in average about 100 edible __4__calories
prospect of economical self-sufficiency. It was eagerly seized __9__upon
Plant foods provide for 60 percent to 80 percent of the Kung diet, and no __6__one goes hungry when the hunt fails
Interestingly, if they escape fatal infectionsor accidents, these contemporary aborigines live to old ages despite of the absence __7__of medical care.
"Before the glowworm lights his __9__lamp , then the air is always damp ."
so naturally that a few __9__of us stop to question what language is
The government also affects the kind of works people do. __9__.
But the man threw out his arms in fear, caught John across the __9__neck
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