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����2.It goes without saying that�� ���Զ�������
����3.It can be said with certainty that�� ���Կ϶���˵����
����4.As the proverb says�� ����������˵�ģ�
����5.It has to be noticed that�� ������ע�����
����6.It's generally recognized that�� ���ձ���Ϊ��
����7.It's likely that �� �����������
����8.It's hardly that�� ���Ǻ��ѵ�'����
����9.It's hardly too much to say that�� ������û��̫���˵��
����10.What calls for special attention is that����Ҫ�ر�ע�����
����11.There's no denying the fact that���������ʣ��ɷ���
����12.Nothing is more important than the fact that�� û��ʲô�������Ҫ���ǡ�
����13.what's far more important is that�� ����Ҫ���ǡ�
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����1.A case in point is �� һ�����͵������ǡ�
����2.As is often the case������ͨ������¡�
����3.As stated in the previous paragraph ��ǰ������
����4.But the problem is not so simple.Therefore Ȼ�����Ⲣ����˼����ԡ���
����5.But it's a pity that�� ���ź����ǡ�
����6.For all that��������һ�С��� In spite of the fact that��������ʵ����
����7.Further, we hold opinion that�� ���⣬���Ǽ����Ϊ����
����8.However , the difficulty lies in��Ȼ�����������ڡ�
����9.Similarly, we should pay attention to�� ͬ��������Ҫע�⡭
����10.not(that)��but(that)�����ǣ�����
����11.In view of the present station������Ŀǰ����
����12.As has been mentioned above�������������ᵽ�ġ�
����13.In this respect, we may as well (say) ������Ƕ������ǿ���˵
����14.However, we have to look at the other side of the coin, that is�� Ȼ�����ǻ��ÿ����������һ���棬�� ��
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