He’s unlucky, and he’s always suffering _____ luck one after another.

People with simple names enjoy quicker career advancement because names which are hard to pronounce inspire negative ________ from superiors.

Professor Smith and his wife are of the same______; they both expect their daughter to study abroad.

We could see nothing in the thick fog at a _____ of two meters, so we got lost.

Microsoft has been in the leading _____ in the software industry for years.