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【简答题】
TCP 采用()次握手建立连接,采用4次挥手释放连接。
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【单选题】烧结多孔砖的强度等级分为()五个强度等级。
A.
MU30MU20MU10MU5MU2.5
B.
MU30MU25MU20MU15MU10
C.
MU15MU10MU5MU3MU2.5
D.
MU12.5MU7.5MU5MU3.5MU2.5
【简答题】给下列加点的字选择正确的读音。(用“ √ ”标出) 1.融 化( r ó n ɡ r ó u ) 2. 燕 子( y ān y à n ) 3. 鸳 ( yu ā n y ā n ) 4. 鸯 ( y ā n ɡ i ā n ɡ )A. r ó n ɡ √ y à n √ yu ā n √ y ā n ɡ √
【单选题】The store ____ schoolthings _  __ the students. [     ]
A.
sell; to
B.
buy; from
C.
sells; to
D.
buys; from
【单选题】The shop _____ school things _____ the children. [     ]
A.
sell, to
B.
buy, from
C.
sells, to
D.
buys, from
【简答题】My mother________(常常)buys food from the store.
【简答题】给下列加点的字选择正确的读音。(用 “√” 标出) 融化( rónɡ róu ) 燕子( yān yàn ) 鸳( yuān yān )鸯( yānɡ iānɡ )
【单选题】混凝土小型空心砌块分为()六个强度等级。
A.
MU1.5MU2.5MU3.5MU5.5MU7.5MU10.0
B.
MU2.5MU3.5MU5.0MU7.5MU10.0MU12.0
C.
MU1.5MU2.5MU3.5MU5.0MU7.5MU10.0
D.
MU3.5MU5.0MU7.5MU10.0MU15.0MU20.0
【简答题】砖的强度等级一般分为( )。 ①MU10 ②MU15 ③MU20 ④MU25 ⑤MU30 ⑥MU35 ⑦MU40 ⑧MU45 ⑨MU50
【简答题】'X buys something from Y' and ' Y sells something to X' are in a relation of______.(北二外2006研)
【单选题】Suppose the Fed buys $10 million in government securities from a commercial bank. If the required reserve ratio is 0.25, what is the maximum amount by which checkable deposits in the banking system ca...
A.
+$10 000 000
B.
+$25 000 000
C.
+$40 000 000
D.
-$40 000 000
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