A: People in need are usually happy to receive assistance, but in some cases it is not effective and quite inappropriate.
答：有需求的人往往为受到援助而感到高兴，但在某些情况下援助效率不高，而且很不恰当。
The day is closing in and the gas is lighted, but is not yet fully effective, for it is not quite dark.
这时候，天色渐暗，煤气灯已经点了起来，但还没有充分发挥作用，因为天色还不算十分黑。
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