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【单选题】
梁的上部钢筋第一排全部为 4 根通长筋,第二排为 2 根支座负筋,支座负筋长度为A.
1/5Ln+ 锚固
B.
1/4Ln+ 锚固
C.
1/3Ln+ 锚固
D.
其他值
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反馈参考答案：
举一反三
【单选题】自由基是指
A.
极易被电离的原子、原子团和分子
B.
极易起氧化还原反应的原子、原子团和分子
C.
具有单价的原子、原子团和分子
D.
外层轨道上具有配对电子的原子、原子团和分子
E.
外层轨道上具有不配对电子、原子团和分子
【多选题】Which of the following pairs of sentences have the same basic meaning? (Choose more than one)
A.
1) John didn’t do his homework. 2) John’s homework was not finished.
B.
1) The dog bit the boy. 2) The boy bit the dog.
C.
1) The Normans conquered England in 1066. 2) It was in 1066 that the Normans conquered England.
D.
1) Dan Brown wrote a novel. 2) A novel was written by Dan Brown.
【单选题】In which of the following pairs of years were the ratios of Republican receipts to Democratic receipts most nearly equal?
A.
1981-82 and 1985-86
B.
1983-84 and 1995-96
C.
1987-88 and 1989-90
D.
1987-88 and 1995-96
E.
1991-92 and 1993-94
【简答题】Name the single feature that distinguishes the following pairs of sounds. [ e] : [θ]
【单选题】I ________ go sailing on the lake in summer.
A.
are used to
B.
is used to
C.
used to
D.
get used to
【单选题】— Do you feel like ______with us this weekend? — Why not? I'd love to. [ ]
A.
to go sailing
B.
going sailing
C.
going sail
D.
to go to sail
【单选题】自由基是指( )
A.
具有单价电子的原子、分子、原子团
B.
在水中可以被离解的物质
C.
具有不配对电子的原子、分子、原子团
D.
极容易起氧化还原反应的物质
E.
极容易被电离的物质
【单选题】I ____ go sailing on the laker in summer.
A.
am used to
B.
was used to
C.
used to
D.
did use to
【单选题】I go sailing on the lake in summer.
A.
am used to
B.
was used to
C.
used to
D.
did use to
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