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【简答题】
应收账款正式询证函应当由______盖章签发。
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反馈参考答案：
举一反三
【单选题】One thing kept in our mind is ___ we would never forget to show our greatest appreciation for our loved and beloved ones．
A.
when
B.
that
C.
what
D.
how
【单选题】Look at the picture. We are supposed to____________.
A.
show our love to our parents
B.
protect the environment
C.
work hard on our study
D.
say thanks to our teachers
【单选题】某三相对称负载作星形连接,已知i U =10sin(ωt-30°)A,则C相的线电流为( )。
A.
i w =10sin(ωt-150°)A
B.
i W =10sin(ωt+90°)A
C.
i w =10sin(ωt)A
D.
i W =10sin(ωt+120°)A
【单选题】Can you ________ me ________ e-mail? [ ]
A.
give; our
B.
show; your
C.
give; you
D.
show; our
【单选题】Our parents will show us a film projector for our partyLet' s sit ______the table and have a look.
A.
on
B.
near
C.
round
D.
about
【单选题】One thing kept in our mind is ______we would never forget to show our greatest appreciation for our loved and beloved ones. [ ]
A.
when
B.
what
C.
how
D.
that
【单选题】某三相对称负载作星形连接,已知 i U = 10sin( ω t - 30 ° )A ,则 C 相的线电流为 [ ] 。
A.
i W ＝ 10sin( ω t － 150 ° )A
B.
i W ＝ 10sin( ω t ＋ 90 ° )A
C.
i W ＝ 10sin( ω t)A
D.
i W ＝ 10sin( ω t ＋ 120 ° )A
【简答题】一般而言，证券投资基金的收益有可能高于债券，投资风险有可能小于股票（ ）
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