When the ship lost its engine power,the crew found themselves at the_________of the wind.

Mary accepted Davids ___(invite)to join him for lunch.

The group is made up of local___(music)who have been performing together for several years.

Ifyouhavedifficultylocatingaparticularbook，pleaseaskourlibrariansfor___(assist).

Thegoalofthecourseisto___(rich)ourunderstandingofothercultures.