1.   A few examples will suffice to illustrate the point.

2.   A single obvious example should suffice to make the point.

3.   These few examples should suffice to illustrate how social attitudes are changing.

4.   Her example alone should suffice to show that anything is possible.

5.   Two examples will suffice to illustrate this.

6.   A few examples suffice.

7.   A single example will suffice.