Nowadays people take___ exercise a day as they did inthe past because of widely used automobiles

Peel the orange first, then .

His hard work_______when he got the result .

u love teaching, Miss He— I fell in love with teaching in 2000. I________ for twelve years by this summer.

In a way, ________global warming is a challenge for man, so we must overcome it to build ________ fine world.