Question

Свяжите эти утверждения с while или before, в зависимости от того, что наиболее подходит. Look through member records. There are no more records. Display guests addresses. There are no more addresses remaining. List all items. There are no more items left. Print some more client names. There are still names available. Calculate all figures. There are no more figures. Search for information containing the term. There is still information containing the term. Total all items. There are still some items remaining. Read these records. There are records left. Rewrite these records. There are no more records. Study this list of items. There are some items left.

Answer 1

Ответ:

View entries of participants. No more entries. (While)

Show addresses of guests. No more addresses. (While)

List of all items. No more items. (While)

Type a few more customer names. There are more names available. (While)

calculate all numbers. No more digits. (Until)

Search for information containing a term. There is also information containing the term. (until)

Total for all subjects. A few more items remain. (While)

Read these notes. Remaining entries. (While)

rewrite these entries. No more entries. (While)

Check out this list of items. There are a few items left (until)

Answer 2

В зависимости от контекста, наиболее подходящими операторами могут быть "while" или "before":

1. Look through member records. (before)
2. There are no more records. (while)
3. Display guests addresses. (before)
4. There are no more addresses remaining. (while)
5. List all items. (before)
6. There are no more items left. (while)
7. Print some more client names. (before)
8. There are still names available. (while)
9. Calculate all figures. (before)
10. There are no more figures. (while)
11. Search for information containing the term. (before)
12. There is still information containing the term. (while)
13. Total all items. (before)
14. There are still some items remaining. (while)
15. Read these records. (before)
16. There are records left. (while)
17. Rewrite these records. (before)
18. There are no more records. (while)
19. Study this list of items. (before)
20. There are some items left. (while)

При использовании цикла "before" выполнение действий будет продолжаться до тех пор, пока условие не станет ложным, тогда как при использовании "while" действия будут выполняться, пока условие истинно.