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【单选题】
下列有关色盲的叙述中，错误的是（ ）A.
色盲病是一种遗传病
B.
色盲基因位于X染色体上
C.
色盲基因是隐性基因
D.
儿子的色盲基因来自其父亲
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【单选题】— is the population of your city today? —About l,ooo,ooo. [ ]
A.
How much
B.
How many
C.
What
【单选题】bold">对于氧化还原滴定法，下列叙述正确的是 mso-bidi-font-family:宋体">（ mso-hansi-font-family:"Times New Roman";mso-bidi-font-family:宋体">）
A.
滴定液一定是氧化剂
B.
滴定液一定是还原剂
C.
仅能测定氧化、还原性物质的含量，不能测定非氧化、还原性物质含量
D.
既能测定氧化、还原性物质的含量，也能测定某些非氧化、还原性物质含量
【单选题】The British show a great love for the countryside and it is really nice and beautiful. A lot of people dream (梦想) about living in the countryside, to enjoy the quiet and the air. Today, many people, b...
A.
In big cities.
B.
In small towns.
C.
In the countryside.
【简答题】在足球比赛中,被替换下场队员必须从中线处离场吗?( )
【简答题】Hi, I’m Ian Walters and today we travel from Europe to 11 to find some of the world’s most famous 12 festivals. Right now, we’re in Germany, home of the Oktoberfest. This annual festival takes place i...
【简答题】a. Respond to the statements with So or Neither to say that you are the same. 1 I'm driving home working tonight. So am l. 2 I finished my writing last night. 3 I haven't been to China. 4 I was l...
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