【单选题】【消耗次数：1】
We should be pleased to send you some samples of our new printers on approval, _______ our own expenses.
①
at
②
on
③
for
④
in
参考答案：
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相关题目
【单选题】
______ the storm, we should have reached our company.
①
Because of
②
In spite of
③
In case of
④
But for
【单选题】
This is a _____ moment for our research. We should be careful.
①
critical
②
belt
③
conscience
④
copper
【单选题】
Our Chinese tradition is quite different _____ we only want to defend our own country, not to invade other countries.
①
because
②
for
③
in that
④
that
【单选题】
That’s irresponsible to customers because we are ( ) off our own power supply.
①
putting
②
cutting
③
taking
④
going
【单选题】
We should make a clear ____ between the two scientific terms for the purpose of our discussion.
①
separation
②
discrimination
③
deviation
④
distinction
【单选题】
We all thought ______ pity that you were unable to attend our meeting.
①
that
②
which
③
this
④
it
【单选题】
Not only ______ our money, but we were also in danger of losing our lives.
①
we lost
②
lost we
③
we did lose
④
did we lose
【单选题】
“The first responsibility of government is the security of its own citizens, and we will ( ) our diplomatic efforts toward fulfilling that commitment,” he said.
①
oriented
②
orientation
③
oriental
④
orient
【单选题】
Our mother earth gives us ________we need in our daily life.
①
A. Everything
②
B.something
③
C.nothing
④
D.A.thing
【单选题】
Once our chickens started laying eggs, we had such a
____ of eggs that we were giving many away to our
neighbors.
①
output
②
surplus
③
production
④
plenty
随机题目
【单选题】
直肠癌新辅助放化疗后保直肠手术的优势是（）
①
手术创伤小，术后并发症发生率低
②
肛门括约肌功能完全保留
③
免除永久性造口风险
④
对性功能及排尿功能影响小
⑤
以上全部
【单选题】
直肠癌新辅助放化疗后保直肠手术的常见手术方式是（）
①
经肛局部切除术(LE)
②
经肛内镜微创手术 (TEM)
③
经肛微创手术 (TAMIS)
④
A+B+C
⑤
A+B
【单选题】
直肠癌新辅助放化疗后保直肠手术的不足是（）
①
放化疗后肿瘤退缩模式不明确。
②
放化疗后肿瘤切除范围并不明确
③
局部切除后补充TME手术可能导致手术并发症增多
④
局部切除后补充TME手术可能导致保肛率降低
⑤
以上全部
【单选题】
如何评价一台完美的腹腔镜结直肠手术，其中不包括
①
思路清晰，步调一致；
②
行云流水，绝不拖泥带水；
③
寻找正确间隙，稳重求快；
④
一味地追求速度；
⑤
坚决保证手术质量。
【单选题】
以下哪一项不是腹腔镜结直肠手术对第一助手的基本要求：
①
主要任务是术野显露与组织牵拉；
②
应熟练运用三角操作的技术，应牢记对抗牵引的原则，保持术野的干净；
③
主动挡开影响手术操作的其它组织，注意保护正常的组织脏器，避免副损伤；
④
要克服镜像障碍和反手障碍；
⑤
控制手术的节奏，有助手独到的见解。