【单选题】The golden rule for good writing is not a rule of grammar. It is true that there are rules of grammar, as in music there are rules of harmony, and that they are important, but one can no more write go...
A.
study carefully the style. of writing
B.
know the rules of grammar well
C.
watch the arrangements of words in our sentences
D.
know what we want to say and choose the right words
【单选题】Suppose an economy is initially in a steady state with capital per worker below the Golden Rule level. If the saving rate increases to a rate consistent with the Golden Rule, then in the transition to...
A.
always exceed the initial level.
B.
first fall below then rise above the initial level.
C.
first rise above then fall below the initial level.