Is Joe really badly ill — ________________ . He is still in hospital now.

My bike is broken. May I go______ yours? —- Sorry, mine ________ brokendown.

In some countries, treatments for A (H1N1) flu were neither _____ nor effective, and many patients died because of infection. [ ]

ther, ready to retire at an early age, hoped that his eldest son would ______ the family business.

.Although it seemed to be _______ painful experience, he still found it_______ fun.