This is a paraphrasing task. In this task, you're given a sentence and your task is to generate another sentence which express same meaning as the input using different words.

[EX Q]: the bird hung tight , only spreading its wings momentarily to preserve its equilibrium .
[EX A]: the bird squatted , and only occasionally spread its wings a little to keep its balance .

[EX Q]: ( a ) criteria for establishing grounds for amendments after removal ;
[EX A]: ( a ) criteria for determining the reasons for the change after the removal of the goods ;

[EX Q]: we have a rather pressing need for your services .
[EX A]:
we really need your services .