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【判断题】
我们在雕刻要抓住各部位的特点：如凤凰的头像雄鸡的头、鸳鸯的身、仙鹤的翅、孔雀的羽等，再加以多学多练，刻好凤就容易了。A.
正确
B.
错误
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【单选题】Ultrasonic sounds produce pulsed signals ____various defects in metal can be detected
A.
for which
B.
of which
C.
as a result of which
D.
by means of which
【单选题】Ultrasonic sounds produce pulsed signals ____ various defects in metal can be detected. A. B. C. D.
A.
for which
B.
of which
C.
as a result of which
D.
by means of which
【单选题】It sounds like a good plan, but there are some _____ difficulties in carrying it out.
A.
practiced
B.
practical
C.
practice
D.
practicing
【单选题】Ultrasonic sounds produce pulsed signals ____ various metal drawbacks can be detected.
A.
of which
B.
for which
C.
as a result of which
D.
by means of which
【简答题】随着互联网的发展,信息成本降低,互联网和出租车行业的融合——网约车正悄然改变着人们的出行方式。现如今,滴滴、神州等网約车平台相继席卷中国各城市,竞争呈现 白热化。各大网约车平台对用户及车主都有一定程度的补贴,圈住并培养了大量客户群。但 是,网约车也存在运营安全风险、增加城市交通拥堵、对传统出租车行业形成不公平竞争等 问题。对待网约车既不能一放了之,也不能一禁了之。这两者皆不可取,正确之道就是“鼓 ...
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