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【单选题】
I’d like to know ______.A.
when will he give back the tape
B.
whether has he received higher education
C.
that he has been busy
D.
whether she will join in our English evening
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【单选题】在 660K 时, NO 与 O 2 反应生成 NO 2 的实验数据见下表,此反应的 速度方程式为( ) c ( NO ) mol·L -1 c ( O 2 ) mol·L -1 v mol·L -1 ·s -1 0.10 1.0 3.2 × 10 -5 0.50 1.0 1.6 × 10 -4 0.50 0.25 1.0 × 10 -5
A.
v = kC 2 （ NO ） C （ O 2 ）
B.
v = kC （ NO ） C （ O 2 ）
C.
v = kC 3 （ NO ） C （ O 2 ）
D.
v = kC （ NO ） C 2 （ O 2 ）
【单选题】听力原文：W: Were these books ordered by John or Sue? M: Bill ordered them. Who were the books ordered by?
A.
John.
B.
Bill.
C.
The man.
【简答题】We all long for friendship, but how to make a friend? “The best time to make a friend is before you need one.” Joy Steven said. The following are some tips for you. People equal friends Friends usuall...
【单选题】听力原文：M: Were those books ordered by Ellinwood or Renter? W: Hardin ordered them. Q: By whom Were the books ordered? (16)
A.
Ellinwood.
B.
Reuter.
C.
Hardin.
D.
The woman.
【简答题】Books can be ordered______.
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