学帮网The speed____which an animal lives is determined by measuring the rate____which it uses oxygen.A.in,at B.at,by C.with,in D.at,at答案应该选D,为什么?请说明原因,
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The speed____which an animal lives is determined by measuring the rate____which it uses oxygen.
A.in,at B.at,by C.with,in D.at,at
答案应该选D,为什么?请说明原因,
at the rate of
at the speed of
固定搭配用法,这两个词前都用介词at,
从句中道理也是一样的.
The speed____which an animal lives is determined by measuring the rate____which it uses oxygen.A.in,at B.at,by C.with,in D.at,at答案应该选D,为什么?请说明原因,
____boy under___teble is___student.A.A;a;a B.The;the;a C.The;the;the D.A;a;the
with the A of the
英语翻译 A./,the,the B./,the,/ C.the,the,the D.a,the,/
__train goes faster than__bus A.The;the B.A;a C.A;the D.The;a
A,a the b,the a c / the d the the
a,the B/ C a,/
Look,____ball is on______floor A The ,the B A,the
英语翻译A / theB / aC the a D the the
英语翻译（）the ()()()()()A
()young must look after ()olda.the,a b.the,the c.a,a d.a ,the
A wolf( )the
A line in the
the point of a
a fraction of the
The music is a
a map of the
a map of the