The operation could ____her life by two or three years.A．prolongB．increaseC．expandD．contin

People could have operations done by top doctors without _____ to trayel to the city w

The author "almost fell on the floor" because______.A．she could hardly believe her eyes.B．

How long did it take the patient to resume her normal activity after the operation？ ______

The operation could______her life by two or three years.（2014－68)A．prolongB．increaseC．expa

The new teller could not ______ how to use her calculator until the boss explained. A：a

Her time at the university was the most ________ period of her life.A eventfulB fancifu