Find A and B given that the functionis differentiable at.
A、
B、
C、
D、
第1题
A. the English language is difficult
B. English is difficult
C.the English is difficult
D.what English is difficult
第2题
A.it uses more energy
B.it burns much less calories
C.it is restricted to the park
D.it requires special equipment
第3题
A.the person mirrored finds that people are drawn to him
B.the mirroring has become mockery
C.the lawyer shrugs his shoulders the way the judge does
D.it has been found to be deliberately used
第4题
A.He believes that the tests are good.
B.He believes that the required test scores are too low.
C.He believes that they are more important than academic preparation.
D.He believes that the tests should not be used correctly.
第5题
A. in that B. in which
C. in what D. because of which
第6题
A.skip
B.smile
C.smoke
D.specify
第8题
shape.
A. in that B. in which
C. in what D. because of which
第9题
A.different nations have different customs
B.Chinese customs are quite similar to American ones
C.both Chinese and Americans have soup before the main course
D.if you are polite, the hostess will press more food on you
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