1.give sb. a call ��ij�˴�绰��Ҳ����˵��:give a call to sb.
If you are in trouble, give me a call/give a call to me.
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2. hound v.��; ��
She was hounded by the press.
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�����ö��hound sb on ��ʹij��, ɿ��ij��
3.be aware of ֪��……, ��ʶ��……
John has been aware of having done something wrong.
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4. back out �˳�
The bank back out of the contract.
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5. a piece of work ���¡�������˼“�����Ǹ�����”��������ָChris����Ӧ����