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【单选题】
一桩投毒谋杀案,作案者要么是甲,要么是乙,二者必有其一;所用毒药或者是“毒鼠强”,或者是“”,二者至少其一。如果上述断定为真,则以下哪一项推断一定成立? I.该投毒案不是甲投“毒鼠强”所为。因此,一定是乙投“”所为。 II.在该案侦破中,发现甲投了“毒鼠强”。因此,案中的毒药不可能是“”。 III.该投毒案的作案者不是甲并且所投的毒药不是“毒鼠强”。因此,一定是乙投“”所为。A.
只有Ⅰ
B.
只有Ⅱ
C.
只有Ⅲ
D.
只有Ⅰ和Ⅱ
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举一反三
【简答题】补全对话 根据对话内容, 从对话后的选项中选出能填入空白处的最佳选项.选项中有两项多余选项. (M＝Mike B＝Ben) M: Hi, Ben. My dad and I are going boating tomorrow. B: Wow! That's cool! M: What's your plan for the long weekend? B: I'll watch late n...
【判断题】The author didn’t want to be one of
those people who felt regretted for not trying before when they died.
A.
正确
B.
错误
【单选题】The reason ______ they died was lack of medical care.
A.
which
B.
at which
C.
in which
D.
why
【简答题】选出合适的药并说明理由？
【单选题】The reason ______ they died was lack of medical care.
A.
which
B.
for which
C.
in which
D.
for why
【单选题】More than half of the English settlers to Virginia died between 1606 and 1622. They died from (______).
A.
disease
B.
lack of food
C.
Indian attacks
D.
All of the above
【简答题】根据对话内容，从方框中的六个选项中选出五个合适的句子补全对话。 Linda: Hello, __ 1 __. Peter: I'm reading a book about the people's lives in the future. Linda: Oh, it's interesting. What will the people's lives be in the future? __ ...
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