．________ several important decisions based on emotion instead of reason, he felt bitterly regretted.
A．Making B．Having made
C．Made D．To make
—Do you think you could get this package ________ for me, please?
—No problem!
A．to mail B．mailed
C．mailing D．mail
The new books ________ in the factory these days are mainly intended for children.
A．printing B．to print
C．being printed D．to be printed
________ the English speech competition will be a lot of work, so I need some volunteers to help out.
A．Organize B．Organized
C．Organizing D．Being organized
If water becomes increasingly scarce in decades ________， water shortage will become a hot issue all over the world.
A．coming B．having come
C．to come D．to be coming
Misunderstandings ________ from lack of social communication, unless ________ properly, may lead to serious problems.
A．arisen; handling B．arising; handled
C．rising; handled D．risen; handling
