单项选择题
As a visitor or guest in either a Chinese home or restaurant you will find that（）manners are important to the enjoyment of your meals and keep you in high spirits!
A.desk B.table C.chair D.bench
单项选择题 There are other techniques that might help you（）your studying.
单项选择题 A person who talks to（）is not necessarily mad.
单项选择题 We expected about 20 girls but there were（） people there.
