_______ there are many different types of food, some animals spend their lives eating only one type.
A. Since B. Unless C. Once D. While
With their reputation _______ , food companies need to_______ their image.
A. ruining; promoteB. to ruin; improve C. ruined; polish upD. to be ruined; change
“You are too selfish. It’s high time you that you are not the most important person in the world.” Peter said to his boss angrily.
A. realized B. realize C. will realize D. have realized]
This advertisement is a/an______ example of their marketing strategy
A. average B. specific C. typical D. flexible
------Can you give me some advice about the design?
------ I think it should _________ to all the ages and groups.
A. appeal B. appear C. suit D. fit
—Did you enjoy your tour around Beijing， Mr Singh？
—Yes. But I hate when the tour guide held out his left hand to shake hands with me.
A. one B. that C. it D. this
