【单选题】【消耗次数：1】
Something must have happened on their way. Or they_____
by now.
①
should have arrived
②
should arrive
③
would have arrived
④
would arrive
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相关题目
【单选题】
15.We would have arrived two hours ago _____the traffic jam.
①
because of
②
as a result of
③
despite
④
but for
【单选题】
Would you like to have dinner with us this evening?
①
OK, but I have to go to a meeting now
②
No, I can’t
③
I’d love to, but this evening I have to go to the airport to meet my parents
④
I don’t know
【单选题】
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I don’t know.
②
No，thanks.
③
I dont like it.
④
I like it.
【单选题】
If I had remembered __________ the window, the thief would not have got in.
①
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②
closing
③
to have closed
④
having closed
【单选题】
______ the storm, we should have reached our company.
①
Because of
②
In spite of
③
In case of
④
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【单选题】
30. -Would you like to have tea or coffee? - ____.
①
Either will do
②
Neither do I
③
It doesn’t matter
④
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【单选题】
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①
a two-month
②
two months
③
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④
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【单选题】
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①
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②
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③
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④
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【判断题】
We wish that you hadnt have such a lot of work, because we know you would have enjoyed the party.
①
正确
②
错误
【单选题】
You should have put the milk into the icebox, I expect it ____ undrinkable.
①
became
②
had become
③
has become
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随机题目
【简答题】
配制pH=10.0的NH3-NH4Cl缓冲溶液1000mL，若该缓冲溶液中NH3×H2O浓度为0.50mol/L，则需要称取NH4Cl固体多少克？需量取质量分数为27%，密度为0.90g/mL的浓NH3×H2O多少毫升？已知：M(NH4Cl)=53.5 g/mol，M(NH3)=17.0 g/mol， K(NH3×H2O)=1.8×10-5
【简答题】
命名<img src="https://file.icve.com.cn/doc_public4/741/946/B97EC9EC900F8A0FF3496004CA76E695.png" title="3.png" alt="3.png"/>
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②
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②
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⑤
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