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【单选题】
She wished to stay by the lake for the rest of her life because______.A.
she liked the beautiful scenery there
B.
she enjoyed the solitude there
C.
she could withdraw from society
D.
she might encounter a stranger
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举一反三
【单选题】He doesn't know the city very well, because this is the first time he _____ here. [ ]
A.
came
B.
has been
C.
come
D.
am coming
【单选题】下列关于挣值法优缺点说法不正确的是( )
A.
严格的控制项目的进度和成本
B.
有效的预测出项目的未来发展趋势
C.
片面注重财权的执行情况判断事权的实施效益
D.
属于事前控制方法
【单选题】下列说法不正确的是( )
A.
可降解的有机物分解过程分碳化阶段和硝化阶段
B.
可降解的有机物一部分被微生物氧化,一部分被微生物合成细胞
C.
BOD是碳化所需氧量和硝化所需氧量之和
D.
BOD是微生物氧化有机物所消耗的氧量与微生物内源呼吸所消耗的氧量之和
【单选题】Every time he came to me, he tell me he was busy.
A.
would
B.
is going to
C.
will
D.
is to
【单选题】He started to work dilligently _____ he came up with the idea of hybrid rice for the first time in the 1960’s.
A.
at once
B.
the moment
C.
for the moment
D.
in no time
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