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【单选题】
第一产程活跃期的减速期是指扩张A.
8 ~10cm
B.
3~10cm
C.
7~10cm
D.
5~10cm
E.
9 ~10cm
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举一反三
【单选题】An elderly man who lived by himself started repainting his house. Because the elderly man was having a difficult time with the project, his son hired a contractor to do the job. Their contract provide...
A.
(a) The contract is discharged, and the contractor will receive no payments, because he did not complete the work.
B.
(b) The contract is discharged, but the contractor will receive payment for work completed.
C.
(c) The contract is not discharged, but the contractor must receive half of the payment before continuing work.
D.
(d) The contract is not discharged, and the contractor must complete the repainting project.
【简答题】Now let me tell you about the work I have been doing with the UN. My job with the UN is not paid but voluntary, and 小题1: I said before, I visit countries where the UN has programmes to help people. So...
【单选题】I will do everything I can______you with the work.
A.
helping
B.
to help
C.
helped
D.
help
【简答题】The professor wants the work (do) ______ with great care.
【单选题】I think Bob is the suitable person to take the job because he can do the work well with ____ money and ______ people.
A.
less; less
B.
less; more
C.
more; fewer
D.
less; fewer
【单选题】今年我国免费对儿童及青少年进行预防接种乙肝疫苗，从而有效的预防乙型肝炎的发病率．下列有关叙述错误的是（ ）
A.
接种乙肝疫苗预防乙肝属于非特异性免疫
B.
接种的乙肝疫苗属于抗原
C.
计划免疫有利于保护少年儿童健康，提高人口素质
D.
接种乙肝疫苗能使人在不发病的情况下产生抗体
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