The environmental organization calls on customers not to purchase these _______ packages of food, clothes and gifts.
If you don't know his ___________, I think,it's very hard for you to get along with him.
She ___________ for three years and given birth to two children.
He arrived home after the long journey,___________.
It's hard to say what I will do after I finish my study because many things ___________ me.
“ Look before you ___________. “ means ” Think again and again before you act. ”