【单选题】
while(i=3);语句中while循环执行了____空语句。
【单选题】
The inspector ____ his fingers over the sheet of newspaper. There were some marks on the surface of the paper.
【单选题】
Anna was reading a piece of science fiction, completely _____ to the outside world.
【判断题】
An effective precis is based on precise and thorough reading and understanding of the article.
【单选题】
In the eyes of the author, one should start from ______ in wide reading.
②
books with very few pages
③
materials not too difficult
【单选题】
Doris kept reading the poem ______ she could bear it in her mind.
【判断题】
for, while,do...while都是C语言中常用的循环结构语句。
【单选题】
23. Anna was reading a piece of science fiction, completely ____ to the outside world.
【单选题】
15. While I like the dress very much, I cant afford it. The word “while” means ______.