1、absolutely necessary; vitally necessary.

2、If necessary,for years;If necessary,alone。

3、Condense it if necessary.

4、Courage was necessary;

5、Expression is necessary.

6、sufficient and necessary condition

7、Is advertisement really necessary?

8、Therefore, being careful is necessary.

9、If necessary, redesign your application.

10、Enable LDAP security if necessary.

11、Why are these constants necessary?

12、Re-run rsync, if necessary.

13、They can be surgically removed if necessary.

14、All the necessary conveyors are included!

15、You can also add defects if necessary.

16、This is a necessary GWT convention.

17、Building the necessary collaborations within WBI ics.

18、Check detector seals, and replace as necessary. Clean or replace detector jets as necessary.

19、For it is always necessary to be loved, but not always necessary to be reverenced.

20、Love is necessary for building confidence, and friendship is necessary to establish observation.

21、Dongqiu hot runner system the variety specification diversification, meets the different necessary level need as necessary;

22、以后不要再召唤我了,没有这个必要,因为我会永远在你身边.

23、"Glycogen is necessary for thinking; it's necessary for muscle action; it's necessary just for the cells to live in general," says Dr. Naomi Neufeld, an endocrinologist at UCLA.

24、That is troubling, but understandable and necessary under the circumstances.

25、This facility executes all the necessary steps automatically.

26、Also, in most cases, no horizontal scrolling is necessary.

27、The evaporation of chemicals is necessary for their survival.

28、You have got to succeed in doing what is necessary.

29、It is not necessary to seek for what is true, but it is necessary to seek for what is false.

30、Are things that you listed in the 'necessary' column really 'necessary' and how can you change them?