Many things ______ impossible in the past are common today.

A．How much money you should deposit in a bank.
B．What identification you should provide to open an account.
C．What you should do when you study in America.
D．How you can open a checking account.

A．People from other cultures don't know how to give their opinions at meetings.
B．As an employee, you are expected to participate in business meetings actively.
C．Brainstorming is the process of discussing a particular problem.
D．ff you don't give your ideas at meetings, you'll be regarded as an uninteresting person.