设-π2≤x<3π2,且1+sin2x=sinx+cosx,则( ) A.0≤x≤

题型:选择题

问题:

设-
π
2
≤x<
2
,且
1+sin2x
=sinx+cosx,则(  )
A.0≤x≤πB.-
π
4
≤x≤
4
C.
π
4
≤x≤
4
D.-
π
2
≤x≤-
π
4
4
≤x<
2
考点:任意角的三角函数
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A green life sometimes just needs a good idea like sharing cars. It’s a new way of thinking. You can use a car but you don’t need to own it. Now the idea of “ car sharing” has become    51   in many countries.

As we know, most cars   52   in garages for much time. In fact, we drive our own cars    53   one or two hours a day on average(平均). When we don’t use them, we have to pay for parking and   54   things. That costs too much money. To   55  money, some people come up with the idea of “ car sharing”. If we share a car, we’ll only  56    when we use it.

Now many people are starting to do car sharing. In Switzerland, almost 40,000 people have    57   it. Japan is also trying to make    58    popular around the country.

Car sharing is the beginning of a new idea in    59    . It is also very for us to travel everywhere   60   buying a car. Do you love to share a car with others?

小题1:A. popular             B. interesting            C. funny

小题2: A. are washed          B. are driven              C. are parked

小题3: A. as far as           B. as long as              C. as much as

小题4: A. other               B. others                  C. another

小题5: A. make                B. save                    C. find

小题6: A. spend               B. cost                    C. pay

小题7: A. joined              B. covered                 C. dropped

小题8: A. time saving         B. money saving            C. car sharing

小题9:A. fashion             B. transportation          C. family

小题10: A. without             B. with                    C. by

题型:选择题

患者女,38岁,因“发现右侧 * * 溢液2个月”来诊。溢液呈血性,单孔,量少,不伴有乳腺疼痛。查体:双乳未触及明确肿物。

此时最适宜的治疗方案为()。

A.冲洗乳管后,密切随诊

B.乳管解剖术

C.蓝色染料定位乳管解剖术

D.乳管镜引导下金属丝定位乳管解剖术

E.乳腺切除术

题型:选择题

禁令标志形状主要为圆形,以及个别的八角形顶和角向下的等边三角形等。

题型:选择题

3DS2配置方式的圆锥,其中D代表(),S代表。

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散打运动员的身体训练是一个包含()、()、()和()方面的训练体系。这四个方面的关系,是以机体机能训练为基础,以运动素质为核心,以健康和形态训练为辅助,相辅相成,相互促进,共同对散打运动员体能水平的提高发挥着综合训练作用。

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