This is your home, _______ you may treat it as.
| A．whenever | B．whoever | C．whatever | D．Wherever |
Happiness often comes to those try to help others and do something worthwhile.
A whomB. who
C. what D. which
—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 oneB. that
C. it D. this
“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 |
Apart from the urgent problems caused by wars and conflicts， the UN helps countries with other problems such as education， starvation， disasters， AIDs and other diseases.
| A．lack for | B．lack in |
| C．lack | D．lack of |
The breaking of a taboo is usually upsetting or embarrassing for the person____ and the people around him or her.
| A．to concern | B．concerning |
| C． concerned | D．concern |