Lily’s shyness puts her at a ____ in her company.

One of our rules is that every student ________ wear the school uniform while at school.

Although the price has gone up by 5%，it's still ________ the limit set by the government.

All those second-hand goods are sold at ____ before．

All the Harry Potter books by Joanne Rowling, a poor single mother ____ in Edinburgh,        ______all over the world.