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【单选题】
S7-300PLC的中央机架的5号槽的16位数字量输入模块占用的字节地址为 。A.
IB2和IB3
B.
IW2
C.
IB4和IB5
D.
IW4
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举一反三
【单选题】Questions 8 to 11 are based on the conversation you have just heard.
A.
To confirm an urgent appointment.
B.
To collect a package from the woman.
C.
To ask the woman to sign a document.
D.
To arrange the delivery of a package.
【单选题】8 Questions 8 to 11 are based on the conversation you have just heard.
A.
The dinosaur age.
B.
Prehistoric bacteria.
C.
The cause of climate change.
D.
The cause of mass extinctions.
【单选题】糖皮质激素对血细胞的影响是
A.
红细胞数量增加，中性粒细胞减少，淋巴细胞增多
B.
红细胞数量减少，中性粒细胞增多，淋巴细胞增多
C.
红细胞数量减少，中性粒细胞减少，淋巴细胞减少
D.
红细胞数量增多，血小板数量增加，淋巴细胞减少
E.
红细胞数量减少，血小板数量减少
【单选题】8 Questions 8 to 11 are based on the conversation you have just heard.
A.
Visit a famous town.
B.
Attend a school party.
C.
See the woman’s friend.
D.
Eat at a pizza restaurant.
【单选题】Questions 8 to 11 are based on the conversation you have just heard
A.
He's explaining the language laboratory.
B.
He wants to know where the tapes are.
C.
He's showing her a new tape recorder
D.
He's recording her voice on a tape.
【单选题】糖皮质激素对血细胞的影响是
A.
红细胞数量增加、中性粒细胞减少、淋巴细胞增加
B.
红细胞数量减少、中性粒细胞数量增加、淋巴细胞增加
C.
红细胞数量减少、中性粒细胞减少、淋巴细胞减少
D.
红细胞数量增加、血小板数量增加、淋巴细胞减少
【单选题】8 Questions 8 to 11 are based on the conversation you have just heard.
A.
Grades.
B.
Professors.
C.
Courses.
D.
Extracurricular activities.
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