皮皮学,免费搜题
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【简答题】
完形填空。 Why 1 children go to school? Do you know? You may 2 that they go to school to learn Chinese, English and some 3 subjects. This answer is 4 . But do you know 5 they learn all these things? Do they learn all these things 6 school? The answer is 'no'. Children must learn how to learn at school. No one can learn 7 at school. When they 8 school they must continue (继续) to learn. So a good teacher at school 9 his students to learn something and teaches them the ways of learning it. Then children can continue to learn 10 after they leave school. (     )1. A. can (     )2. A. say (     )3. A. another (     )4. A. right (     )5. A. which (     )6. A. for (     )7. A. something (     )8. A. leave (     )9. A. teach (     )10. A. good B. do B. speak B. an other B. wrong B. what B. to B. nothing B. over B. teaches B. fine C. are C. talk C. other C. easy C. why C. at C. everything C. begin C. is teaching C. well
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【多选题】下列选项中表述正确的是( )
A.
航摄像片是地面的中心投影,地形图是地面的正射投影
B.
只有当地面水平且航摄像片也水平时,中心投影才与正射投影等效
C.
当像片倾斜或地面起伏时,所摄取的影像均与理想情况有差异
D.
点位的差异称为像点位移
【单选题】源电动势为 2V ,内电阻是 0.1 Ω,当外电路断路时,电路中的电流和端电压分别为
A.
0 、 2V
B.
20A 、 2V
C.
20A 、 0
D.
D . 0 、 0
【单选题】In which year Yin Ruins was inscribed on the list of World Cultural Heritage Site by UNESCO?
A.
1991
B.
2001
C.
2006
D.
2010
【单选题】猫叫综合征的核型是
A.
46,XX(XY),del(5)(p15)
B.
47,XX(XY),del(5)(p15)
C.
46,XX,del(5)(p25)
D.
46,XX(XY),del(5)(p1)
【单选题】5号染色体短臂1区2带缺失的正确表示方法是:
A.
46,XX(XY),del(5)p12
B.
47,XX,+5
C.
46,XY,dup(5)p12
D.
46,XY,del(5)q12
E.
46,XX,t(5)p12
【单选题】猫叫综合征的核型为( )。
A.
46,XX(XY),del(5)(p15)
B.
46,XX(XY),del(6)(p12)
C.
46,XX(XY),del(15)(p13)
D.
46,XX(XY),del(13)(p12)
E.
46,XX(XY),del(5)(p16)
【单选题】猫叫综合征的核型为()。
A.
46,XX(XY),del(5)(p15)
B.
46,XX(XY),del(6)(p12)
C.
46,XX(XY),del(15)(p13)
D.
46,XX(XY),del(13)(p12)
E.
46,XX(XY),del(18)(p11)
【单选题】猫叫综合征的核型为
A.
46,XX(XY), del(6)(p12)
B.
46 ,XX(XY),del(15)(p13)
C.
46 ,XX(XY),del(5)(p15)
D.
46 ,XX(XY),del(13)(p12)
E.
46 ,XX(XY),del(18)(p11)
【单选题】电源电动势为 2V ,内电阻是 0.1 Ω,当外电路短路时,电路中的电流和端电压分别为
A.
20 A 、 2V
B.
20A 、 0
C.
0 、 2 V
D.
0 、 0
【单选题】电源电动势为2V,内电阻是0.1Ω,当外电路断路时,电路中的电流和端电压分别是:
A.
0A、2V
B.
20A、2V
C.
20A、0V
D.
0A、0V
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