It is essential that effective actions should be taken to end the situation.
很重要的是，应采取有力措施来结束这一局面。
It is essential that effective actions should be taken to end for the situation.
对于这样的情形将有效的行动坚持到底是必要的。
Obviously, it is necessary that effective actions should be taken to prevent problems.
很明显，应当采取有效的行动来阻止这个问题。
Obviously, it is necessary that effective actions should be taken to prevent problems.
很明显，应当采取有效的行动来阻止这个问题。
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