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【单选题】
下列 不是脂类的生理功能。
A.
储存和供给热能
B.
构成身体组织
C.
节约蛋白质
D.
维持体温、保护脏器
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参考答案:
举一反三
【单选题】下列特征不属于松针叶所具有的是( )
A.
无光合作用能力
B.
细胞壁具褶襞
C.
有栅栏组织和海绵组织之分
D.
不具树脂道结构
【简答题】Fish Ears Tell Fish Tales Fish have ears. Really. They’re quite small and have no opening to the outside world carrying sound through the body. For the past seven years, Simon Thorrold, a university p...
【单选题】下列特征不属于松针所特有的是( )。
A.
表皮由厚壁细胞构成
B.
气孔下陷
C.
具明显内皮层
D.
叶肉组织分化成栅栏组织和海绵组织
【单选题】下列程序的输出结果为【 】。 mult =lambda x,y: x*y print(mult(3,4))
A.
3
B.
4
C.
12
D.
21
【简答题】写出程序的执行结果: #include void fun(int a,int b,int c,int add,int mult) { add=a+b+c; mult=a*b*c; printf("add=%d mult=%d\n",add,mult); } int main() { int x,y; x=y=0; fun(9,12,-4,x,y); printf("add=%d mu...
【单选题】下列特征不属于松针叶所具有的是
A.
有栅栏组织和海绵组织之分
B.
细胞壁具褶襞
C.
具光合作用能力
D.
具树脂道结构
【单选题】The author mentions fish in line 4 because ________.
A.
many fish dealers also sold ice
B.
fish was shipped in refrigerated freight cars
C.
fish dealers were among the early commercial users of ice
D.
fish was not part of the ordinary person's diet before the invention of the icebox
【单选题】fish
A.
countable
B.
uncountable
【单选题】The best pet to own is a fish. 1) First, fish do not require a lot of space. 2)Secondly, fish are easy to care for. 3) Finally, there are many kinds fo fish that are beautiful, large or small, so an o...
A.
First, fish do not require a lot of space.
B.
Secondly, fish are easy to care for.
C.
Finally, there are many kinds fo fish that are beautiful, large or small, so an owner has many choices of which fish to get.
D.
Of course, some fish are ugly and strange.
【简答题】What may the fish the fisherman catches be made into? ______ The fish is made into
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