They continued to ______ about and enjoy themselves until they became tired.

单项选择题On 9 December, James Joyce experienced one of those coincidences which affected him （） at the time and which later became material for his books.

A．inadequately
B．systematically
C．profoundly
D．simultaneously

单项选择题I am grateful for your ______ invitation, and I'd like to accept your offer with pleasure.