Some warned that the step the US governmenthas taken to cope with the current crisis is ________ much risk

Mysister is only one year old..My mother musther at home.

Whose T-shirt is this —It might be ______ . They are both on the school football team.

Some blood types are quite common，others are regionally______，and still others are rare everywhere.

There were some chairs left over____ everyone had sat down