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【单选题】
年名义利率为 i ,一年内计息周期数为 m ,则年有效率为A.
(1+i ) ^m-1
B.
（ 1+i/m ） ^m-1
C.
（ 1+i ） ^m-i
D.
（ 1+i×m ） ^m-i
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【简答题】句型转换。 1. My pencil is in the pencil case. (改为一般疑问句) ________ ________ pencil in the pencil case? 2. Her backpack is on the chair . (对画线部分提问) ________ ________ her backpack? 3. His keys are in his pock...
【单选题】There’s______old pencil on the book. The pencil is _____pencil.
A.
a/I
B.
an/my
C.
an/I
D.
the/my
【单选题】—________? —It's a pencil sharpener. [ ]
A.
Is it a pencil sharpener
B.
What's this
C.
This is a pencil sharpener
【单选题】Where are the ? They’re in the bookcase.
A.
pencil box
B.
pencils boxes
C.
pencil boxes
D.
pencil boxes
【单选题】How many ____________ and ____________ are there in the pencil-case? [ ]
A.
pens, pencils
B.
pen, pencil
C.
pens, pencil
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