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【单选题】
药物消毒法,常用什么浓度的酒精浸泡,浸泡时间通常为A.
75%、10-15分钟
B.
75%、15-30分钟
C.
75%、30-60 分钟
D.
95%、15-30分钟
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【单选题】We will have to rely more on ________ energy, such as solar and wind power.
A.
alterations
B.
alternative
C.
transformation
D.
transformer
【简答题】Translate the following paragraph into Chinese. You are not required to use any e-translation tools. We have all heard warnings of the ers arising from global warming as a result of burning fossil...
【简答题】a. Almost 20,000 euros. _________b. As I said, it's been doing extremely well and we expect a considerable increase in the winter._________ c. In late spring. _________ d. So far it's been doing v...
【简答题】Listen to a dialogue and fill in the blanks. A: Mr. Jacques, let's have your firm offer now. B: OK. Here's our offer, (1 ) , FOB Marseilles. You will notice the quotation is much lower than the curr...
【单选题】No one can deny that pesticides have improved the ability of farmers to bring their crops to market. (1)_____ pesticides, farmers no longer have to worry that they will lose an entire crop (2)_____ an...
A.
In spite of
B.
Thanks to
C.
Given
D.
Provided
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