2、The words suffixed with a curve are boldfaced in the printing.
1、The default menu item for a menu is boldfaced.
3、Lisa has a very busy day today. Look at the boldfaced letters, put them in order.
5、Quantum chemical calculations of gossypol and thymine reveal that the net electronic charge distributions along the boldfaced line of their structural formula (Fig. 2) are just opposite in sign.
4、Since the entire boldfaced expression in statement (5) appears in many code fragments, I will abbreviate it to TREAT ( … ) from now on.