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【简答题】
在农业上,有时用10%~20%的食盐溶液来选种。现配制15%的食盐溶液200g需要食盐( )g,水( )g.
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【单选题】Task 2 Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45. People today are still talking about the generation gap. Some parents complain ...
A.
give them more independence
B.
choose a good job for them
C.
live together with them
D.
make more money
【单选题】AIDS threatens not only lives but also-in poor countries - economic development. By【C1】______mainly at adults 20 to 49 years old, AIDS robs these societies【C2】______some of their most productive citiz...
A.
striking
B.
sticking
C.
stirring
D.
stinging
【简答题】We have spoken of marriage as a formal contract.It should be noted, however, that this contract does not 1 the same form in different societies.In Western societies, the 2 of a man and a woman 3 given...
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