The teacher, with 6 girls and 8 boys of her class, _______ visiting a museum when the earthquake struck.
.At last, the boys found themselves in a pleasant park with trees providing shade and__________down to eat their picnic lunch
Most of __________we call geniuses (天才)are successful only because they have made extraordinary efforts.
—Did you get my letter? —I received one just as I__________.
When she called at his studio, she__________that he had gone to Japan.
Robert made a call to his parents yesterday afternoon. To his disappointment, __________of them answered it.