I definitely appreciate ____ when I can walk away from my computer after a long day of typing and have pain-free arms!

n wrote several novels, almost all of them_______ byteenagers.

30．一Cydia，whatdid you hear our teacher said just now一Everyboy and every girl as well as the teacher who___to lead the group____asked tobe at the school gate before 6：30 in the morning

is it from Beijing to your hometown–More than 30,000 miles.

The baby panda wasn’t____ to take care of ____.