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【单选题】
R-L 串联电路中,已知 =10 ∠ 0 ° A , R=X L =30 Ω ,在关联参考方向下, 、 和总电压 分别为
A.
30 ∠ 0 ° V ， 300 ∠ 9 0 ° V ， 424 ∠ -45 ° V
B.
300 ∠ 0 ° V ， 300 ∠ 9 0 ° V ， 424 ∠ 45 ° V
C.
300 ∠ 0 ° V ， 300 ∠ -9 0 ° V ， 600 ∠ -45 ° V
D.
300 ∠ 0 ° V ， 300 ∠ -9 0 ° V ， 600 ∠ 45 ° V
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【单选题】听力原文：M: Jane likes travelling, doesn't she? W: Yes, she often goes for weeks at a time. What does the woman say about Jane?
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She prefers not to go outing on weekends.
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【多选题】要删除一些文档内容,将其选中后,再( )。
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按[Enter]键
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按[Delete]键
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按[Backspace]键
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皮下-- 注射刺激性较强的药物
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肌内--注射药量较大的药物
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【单选题】听力原文：M: Janet's quite enthusiastic about camping, isn't she? W: Yes, she often goes for weeks at a time. Q: What does the woman say about Janet? (16)
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D.
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【单选题】听力原文：M: Mary is fond of camping, isn't she? W: Yes, she often goes camping for weeks at a time. What do we learn about Mary from what the speakers said?
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She hasn't gone camping for weeks.
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She likes long' camping trips.
C.
It takes her a long time to plan her camping.
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【判断题】计算机木马程序不是病毒。
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正确
B.
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【判断题】She often competes with men and women twice her age.
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B.
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【单选题】听力原文：M: Jane likes travelling, doesn't she? W: Yes, she often goes for weeks at a time. Q: What does the woman say about Jane? (5)
A.
She hasn't gone travelling for several weeks.
B.
She likes to take long trips.
C.
She prefers not to go outing on weekends.
D.
She takes a long time to plan her trips.
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【单选题】听力原文：M: Janet's quite enthusiastic about camping, isn't she? W: Yes, she often goes for weeks at a time. Q: What does the woman say about Janet? (13)
A.
She hasn't gone camping for several weeks.
B.
She likes to take long camping trips.
C.
She prefers not to go camping on weekend.
D.
She takes a long time to plan her trips.
查看完整题目与答案
【单选题】听力原文：M: Janetis quite enthusiastic about camping, isn't she? W: Yes. She often goes for weeks at a time. What does the woman say about Janet?
A.
She hasn't gone camping for several weeks.
B.
She likes to take long camping trips.
C.
She prefers to go camping on weekends.
D.
She takes a long time to go.
查看完整题目与答案
相关题目：
【单选题】听力原文：M: Jane likes travelling, doesn't she? W: Yes, she often goes for weeks at a time. What does the woman say about Jane?
A.
She hasn't gone travelling for several weeks.
B.
She likes to take long trips.
C.
She prefers not to go outing on weekends.
D.
She takes a long time to plan her trips.
查看完整题目与答案
【多选题】要删除一些文档内容,将其选中后,再( )。
A.
按[Enter]键
B.
按[Delete]键
C.
按[Backspace]键
D.
单击[编辑]->[清除]
查看完整题目与答案
【单选题】各种注射目的有错的是
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皮内-- 药物过敏试验
B.
皮下-- 注射刺激性较强的药物
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肌内--注射药量较大的药物
D.
静脉-- 输液
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查看完整题目与答案
【单选题】听力原文：M: Janet's quite enthusiastic about camping, isn't she? W: Yes, she often goes for weeks at a time. Q: What does the woman say about Janet? (16)
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She hasn't gone camping for several weeks.
B.
She likes to take long camping trips.
C.
She prefers not to go camping on weekends.
D.
She takes a long time to plan her trips.
查看完整题目与答案
【单选题】听力原文：M: Mary is fond of camping, isn't she? W: Yes, she often goes camping for weeks at a time. What do we learn about Mary from what the speakers said?
A.
She hasn't gone camping for weeks.
B.
She likes long' camping trips.
C.
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查看完整题目与答案
【判断题】计算机木马程序不是病毒。
A.
正确
B.
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查看完整题目与答案
【判断题】She often competes with men and women twice her age.
A.
正确
B.
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查看完整题目与答案
【单选题】听力原文：M: Jane likes travelling, doesn't she? W: Yes, she often goes for weeks at a time. Q: What does the woman say about Jane? (5)
A.
She hasn't gone travelling for several weeks.
B.
She likes to take long trips.
C.
She prefers not to go outing on weekends.
D.
She takes a long time to plan her trips.
查看完整题目与答案
【单选题】听力原文：M: Janet's quite enthusiastic about camping, isn't she? W: Yes, she often goes for weeks at a time. Q: What does the woman say about Janet? (13)
A.
She hasn't gone camping for several weeks.
B.
She likes to take long camping trips.
C.
She prefers not to go camping on weekend.
D.
She takes a long time to plan her trips.
查看完整题目与答案
【单选题】听力原文：M: Janetis quite enthusiastic about camping, isn't she? W: Yes. She often goes for weeks at a time. What does the woman say about Janet?
A.
She hasn't gone camping for several weeks.
B.
She likes to take long camping trips.
C.
She prefers to go camping on weekends.
D.
She takes a long time to go.
查看完整题目与答案