皮皮学，免费搜题
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搜题
【单选题】
白化病患者体内缺乏的酶是
A.
胰蛋白酶
B.
尿激酶
C.
胰淀粉酶
D.
酪氨酸酶
E.
胆碱酯酶
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参考解析：
知识点：
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【多选题】下列属于一宗房地产的位置因素的是（　）。
A.
方位
B.
坐落
C.
楼层
D.
临街状况
E.
交通条件
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【简答题】国家建立食品召回制度。食品生产者发现其生产的食品不符合食品安全标准，应当立即停止生产，召回已经上市销售的食品，通知相关生产经营者和生产者，并记录召回和通知情况。
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【单选题】He ______________ an e-mail. [     ]
A.
write
B.
writing
C.
is writing
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【单选题】He _____ an e-mail. [     ]
A.
writing
B.
is writeing
C.
is writing
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【单选题】You are writing a business e-mail, which of the following is an example of good e-mail etiquette?
A.
A proper, direct subject line is not a necessary part of business e-mail.
B.
Use abbreviations as much as possible and pay no attention to the spelling and grammar.
C.
Review the content of your e-mail prior to sending it out.
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【单选题】Her voice is ______.
A.
loud
B.
aloud
C.
loudly
D.
loudness
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【简答题】Electronic mail(e-mail) was started in the late 1960s by the U.S. military. By the 1980s, academics in a number of fields were using e-mail for professional collaboration. The early 1990s saw an explo...
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【判断题】当原(辅)材料比较昂贵时,不宜进行外包(协)作业,否则发包方会面临较大的风险。 ( )
A.
正确
B.
错误
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【简答题】——Where was your brother at this time last night? ——He was writing an e-mail ______I was watching TV at home．（ ）
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【单选题】-What are you doing? -I'm writing ____ e-mail. [     ]
A.
a
B.
an
C.
/
查看完整题目与答案
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【多选题】下列属于一宗房地产的位置因素的是（　）。
A.
方位
B.
坐落
C.
楼层
D.
临街状况
E.
交通条件
查看完整题目与答案
【简答题】国家建立食品召回制度。食品生产者发现其生产的食品不符合食品安全标准，应当立即停止生产，召回已经上市销售的食品，通知相关生产经营者和生产者，并记录召回和通知情况。
查看完整题目与答案
【单选题】He ______________ an e-mail. [     ]
A.
write
B.
writing
C.
is writing
查看完整题目与答案
【单选题】He _____ an e-mail. [     ]
A.
writing
B.
is writeing
C.
is writing
查看完整题目与答案
【单选题】You are writing a business e-mail, which of the following is an example of good e-mail etiquette?
A.
A proper, direct subject line is not a necessary part of business e-mail.
B.
Use abbreviations as much as possible and pay no attention to the spelling and grammar.
C.
Review the content of your e-mail prior to sending it out.
查看完整题目与答案
【单选题】Her voice is ______.
A.
loud
B.
aloud
C.
loudly
D.
loudness
查看完整题目与答案
【简答题】Electronic mail(e-mail) was started in the late 1960s by the U.S. military. By the 1980s, academics in a number of fields were using e-mail for professional collaboration. The early 1990s saw an explo...
查看完整题目与答案
【判断题】当原(辅)材料比较昂贵时,不宜进行外包(协)作业,否则发包方会面临较大的风险。 ( )
A.
正确
B.
错误
查看完整题目与答案
【简答题】——Where was your brother at this time last night? ——He was writing an e-mail ______I was watching TV at home．（ ）
查看完整题目与答案
【单选题】-What are you doing? -I'm writing ____ e-mail. [     ]
A.
a
B.
an
C.
/
查看完整题目与答案