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【单选题】
K 2 Cr 2 O 7 与KI反应时，溶液一般为宜的酸度是（）A.
0.01mol·L -1
B.
0.02～0.04 mol·L -1
C.
0.2～0.4 mol·L -1
D.
0.8～1.0 mol·L -1
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举一反三
【单选题】TCP/IP参考模型分为4个层次，分别为( )。
A.
应用层、传输层、网络层、物理层
B.
应用层、会话层、网络层、主机-网络层
C.
应用层、传输层、物理层、网络链路层
D.
应用层、传输层、互连层、主机-网络层
【简答题】英译汉：Can you express yourself clearly in English?
【单选题】If you are in a haze, are you likely to see (a) clearly, or (b) not very clearly?
A.
clearly？
B.
not very clearly?
【简答题】Can you express yourself clearly in English?英译汉
【单选题】If you are in a haze , you are likely to see a) clearly, or b) no very clearly
A.
a) clearly,
B.
b) no very clearly
【单选题】I wish you'd write ______ for us to read it.
A.
enough clearly
B.
clearly enough
C.
as clearly enough
D.
clearly as enough
【简答题】I wish you'd write _____________for us to read it. [A] enough clearly [B] clearly enough [C] as clearly enough [D] clearly as enough
【单选题】Answer the questions about the words. 1 If you are in a haze, are you likely to see (a) clearly, or (b) not very clearly?
A.
clearly
B.
not very clearly
【单选题】If you are in a haze, are you likely to see (a) clearly, or (b) not very clearly?
A.
clearly
B.
not very clearl
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