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【单选题】
某商品在过去四个季度中的预测需求量分别为：第一季度502箱，第二季度532箱，第三季度512箱，第四季度496箱，安全库存19箱，订货提前期为两个月，求订货点是多少箱。A.
320
B.
359
C.
420
D.
259
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举一反三
【单选题】If you don't go after what you want, you will never have ________.
A.
one
B.
it
C.
them
D.
these
【简答题】What does Lucy Chang work now?
【单选题】You should exercise more, and you see you’re already out of ________ breath after completing such _______ small task.
A.
a; the
B.
the; a
C.
/; a
D.
/; the
【单选题】If you are tired when you fly south or north,
A.
you will feel better after some sleep
B.
you should go to see a doctor
C.
you should do some exercise
D.
you should eat more
【单选题】What does the woman discover when she looks at the records on the computer?
A.
The man changed his major from art to business.
B.
The man isn't living on campus.
C.
The man is a new student.
D.
There are two students named Robert Smith at the school.
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