Is time really necessary?
7863
What is time, does it flow, and if so what defines its direction?
21605
Omission of 'for' with various quantified time intervals: influence of verb
125819
"In time" versus "on time"
117554
Should I use "half the time" or "half of the time"?
121247
Is it required to use "that" here?
57761
What is the need of acceleration?
46994
When is optimisation premature?
155567
"It is time now" or "It is now time"?
14757
Must had vs must have
58462
Impossibility of time travel due to energy conservation?
146208
Is action really required on forms?
138937
Was the rebellion of the North really necessary?
148993
Can the initial time be non-zero?
36490
Why is Newton's first law necessary?
134421
When is a clause not essential?
89397
Do we really need polynomials (In contrast to polynomial functions)?
12034
Is “Am I needing to. . . ?” grammatical?