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【单选题】
流感病毒属于()病毒A.
环状DNA
B.
双股DNA
C.
单股负链RNA
D.
单股正链RNA
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举一反三
【单选题】The efforts made by researchers __________ possible the cure of the novel coronavirus pneumonia.
A.
were made
B.
made
C.
made it
D.
were made it
【单选题】对二维数组 a 初始化错误的是( )。
A.
int a[2][3]={{1,2},{3,4}};
B.
.int a[][3]={1,2,3,4,5,6};
C.
int a[2][3]={{1,2},{3,4,5},{6,7}};
D.
int a[2][3]={{1},{3,4,5}};
【单选题】What was your experience of buying masks during the novel coronavirus pneumonia epidemic?
A.
I was very happy to buy a lot of masks at a low price.
B.
The price is too expensive to buy.
C.
There are no masks on the market.
D.
Buying masks is like winning the lottery.
【单选题】【二维数组,初始化】 以下能对二维数组a进行正确初始化的语句是【 】
A.
int a[2][ ]={{1, 0, 1}, {5, 2, 3}};
B.
int a[ ][3]={{1, 2, 3}, {4, 5, 6}};
C.
int a[2][4]={{1, 2, 3}, {4, 5}, {6}};
D.
int a[ ][3]={{1, 0, 1}, {}, {1, 1}};
【简答题】the novel coronavirus pneumonia中文意思是?pneumonia单词中字母p发音吗?
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