题目内容

Rewrite the sentences correcting the errors.Example:The builders are really slowlyworking. ×The builders are working really slowly. √1. Liam lived in Paris for a year so he speaks quite wellFrench.2. We're good friends with our neighbours. We invite oftenthem for dinner.3. We can still catch the train but we have to right nowleave. Come on!4. There is in the kitchenplenty of food and drink. Please help yourself.5. Hilary went into a café and ordered quick a cup of coffee.

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有char a[50]={'h','b','f','u'};则sizeof(a)的值为

A. 4
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C. 5
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有char a[50]={'h','b','f','u'};则strlen(a)的值为

A. 4
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在执行以下程序时，如果从键盘上输入：ABCdef<回车>，则输出为#include main( ){ char ch;while ((ch=getchar( ))!='\n'){ if (ch>='A' && ch<='Z') ch=ch+32;else if (ch>='a' && ch<'z') ch=ch-32;printf("%c",ch);}printf("\n");}

ABCdef
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A. -1
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