The environmentalists said wild goats’______ on the vast grasslands was a good indication of the better environment.

They considered the plan in all its ______.

Before the final examination,many students have shown      of tension.Some have trouble in sleeping while others have lost their appetite(胃口).

The first performance of the musical play “The Sound of Music” aroused ____in audience.

What ________surprise you gave us by wearing such funny________ at so serious a meeting!