This is _____ best kind of _____ pen you can get here.

t has two stomachs — one foritself, one for others.— Really Quite interesting. I ____anything about it.

st, as well as prospects,______ important when one looks for a job

下列各句表现不同的交际情境，其中表达得体的一句是

Successful businesses evolve by staying the changing market and choosing the right time to move from their existing business model to a new model.