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【多选题】
在运用观察法研究学前儿童时需要注意:( )。
A.
观察者在观察前要做好准备工作，确定观察计划、观察内容和记录方式等，并对观察人员进行必要的培训
B.
实施观察的过程中．尽量使儿童保持自然的状态，减少观察者对被观察儿童的影响
C.
观察记录必须详细、准确、客观，既要记录行为本身，又要记录行为的前因后果，必要借助表格、录音和录像等辅助手段
D.
对儿童的观察一般较长时间内系统地反复进行，以排除偶然性因素
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参考答案：
举一反三
【简答题】In the second half of the 14th century, English literature started to flourish with the appearance of writers like ______________, William Langland, John Cower, and others.
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【单选题】Rearden Metals is considering opening a strip mining operation to provide some of the raw materials needed in producing Rearden metal. The initial purchase of the land and the associated costs of open...
A.
0
B.
1
C.
2
D.
12
查看完整题目与答案
【单选题】26岁妇女，停经12周，阴道不规则流血10余天，量不多暗红色，血中伴有小水泡物。妇科检查：BP150/90mHg，子宫前倾，如孕4个月大，两侧附件可触到鹅卵大、囊性、活动良好、表面光滑的肿物。本病例最可能诊断是
A.
双胎妊娠
B.
妊娠合并子宫肌瘤
C.
妊娠合并卵巢囊肿
D.
先兆流产
E.
葡萄胎
查看完整题目与答案
【单选题】The appearance of Yao Ming and T-Mac has_____ the fans of a sure victory for the Huston Rocket in the coming NBA contest.
A.
accused
B.
expected
C.
convinced
D.
persuaded
查看完整题目与答案
【单选题】杨女士，26岁，停经12周，阴道不规则流血2周，量不多，暗红色，血中伴有小水泡状物，妇科检查：血压150/90mmHg，子宫前倾，如孕4个月大，两侧附件可触到鹅卵大、囊性、活动良好、表面光滑的肿物。该患者应考虑
A.
先兆流产
B.
妊娠合并卵巢囊肿
C.
妊娠合并子宫肌瘤
D.
双胎妊娠
E.
葡萄胎
查看完整题目与答案
【单选题】The earth is unfrozen today with the appearance of ______.
A.
the methane blanket
B.
a mile-thick layer of ice
C.
new life forms
D.
the carbon dioxide
查看完整题目与答案
【单选题】A 54-year-old previously healthy woman is hospitalized for pneumonia. On the 10th hospital day she is found to have swelling and tenderness of her right leg, which has developed over the past 48 hours...
A.
Trousseau syndrome
B.
Protein C deficiency
C.
Immobilization
D.
Pregnancy
E.
Chronic alcohol abuse
查看完整题目与答案
【单选题】某女士，26岁，停经12周，阴道不规则流血12天，血中伴有小水泡物，暗红色。妇科检查：血压150/80mmHg，子宫前倾位，如孕4个月大，两侧附件可触及到鹅蛋大小、囊性、活动良好的肿块。本病例最可能的诊断是（ ）。
A.
先兆流产
B.
葡萄胎
C.
妊娠合并子宫肌瘤
D.
妊娠合并卵巢囊肿
E.
双胎妊娠
查看完整题目与答案
【单选题】妇女，26岁，停经12周，阴道不规则流血10余日，量不多.暗红色，伴有小水泡物。妇科检查：血压150/90mmHg，子宫前倾，如孕4个月大，两侧附件可触到鹅蛋大.囊性.活动良好.表面光滑的肿物。本病最可能的诊断是( )。
A.
双胎妊娠
B.
妊娠合并子宫肌瘤
C.
妊娠合并卵巢囊肿
D.
先兆流产
E.
葡萄胎
查看完整题目与答案
【单选题】Materials science remained empirical until the end of the _________ century when materials science, as we now understand it, began with the appearance of Mendeleev’s periodic table.
A.
17th
B.
18th
C.
19th
D.
20th
查看完整题目与答案
相关题目：
【简答题】In the second half of the 14th century, English literature started to flourish with the appearance of writers like ______________, William Langland, John Cower, and others.
查看完整题目与答案
【单选题】Rearden Metals is considering opening a strip mining operation to provide some of the raw materials needed in producing Rearden metal. The initial purchase of the land and the associated costs of open...
A.
0
B.
1
C.
2
D.
12
查看完整题目与答案
【单选题】26岁妇女，停经12周，阴道不规则流血10余天，量不多暗红色，血中伴有小水泡物。妇科检查：BP150/90mHg，子宫前倾，如孕4个月大，两侧附件可触到鹅卵大、囊性、活动良好、表面光滑的肿物。本病例最可能诊断是
A.
双胎妊娠
B.
妊娠合并子宫肌瘤
C.
妊娠合并卵巢囊肿
D.
先兆流产
E.
葡萄胎
查看完整题目与答案
【单选题】The appearance of Yao Ming and T-Mac has_____ the fans of a sure victory for the Huston Rocket in the coming NBA contest.
A.
accused
B.
expected
C.
convinced
D.
persuaded
查看完整题目与答案
【单选题】杨女士，26岁，停经12周，阴道不规则流血2周，量不多，暗红色，血中伴有小水泡状物，妇科检查：血压150/90mmHg，子宫前倾，如孕4个月大，两侧附件可触到鹅卵大、囊性、活动良好、表面光滑的肿物。该患者应考虑
A.
先兆流产
B.
妊娠合并卵巢囊肿
C.
妊娠合并子宫肌瘤
D.
双胎妊娠
E.
葡萄胎
查看完整题目与答案
【单选题】The earth is unfrozen today with the appearance of ______.
A.
the methane blanket
B.
a mile-thick layer of ice
C.
new life forms
D.
the carbon dioxide
查看完整题目与答案
【单选题】A 54-year-old previously healthy woman is hospitalized for pneumonia. On the 10th hospital day she is found to have swelling and tenderness of her right leg, which has developed over the past 48 hours...
A.
Trousseau syndrome
B.
Protein C deficiency
C.
Immobilization
D.
Pregnancy
E.
Chronic alcohol abuse
查看完整题目与答案
【单选题】某女士，26岁，停经12周，阴道不规则流血12天，血中伴有小水泡物，暗红色。妇科检查：血压150/80mmHg，子宫前倾位，如孕4个月大，两侧附件可触及到鹅蛋大小、囊性、活动良好的肿块。本病例最可能的诊断是（ ）。
A.
先兆流产
B.
葡萄胎
C.
妊娠合并子宫肌瘤
D.
妊娠合并卵巢囊肿
E.
双胎妊娠
查看完整题目与答案
【单选题】妇女，26岁，停经12周，阴道不规则流血10余日，量不多.暗红色，伴有小水泡物。妇科检查：血压150/90mmHg，子宫前倾，如孕4个月大，两侧附件可触到鹅蛋大.囊性.活动良好.表面光滑的肿物。本病最可能的诊断是( )。
A.
双胎妊娠
B.
妊娠合并子宫肌瘤
C.
妊娠合并卵巢囊肿
D.
先兆流产
E.
葡萄胎
查看完整题目与答案
【单选题】Materials science remained empirical until the end of the _________ century when materials science, as we now understand it, began with the appearance of Mendeleev’s periodic table.
A.
17th
B.
18th
C.
19th
D.
20th
查看完整题目与答案
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