This book _____ the life of the students is popular with the teenagers．
| A．which based on | B．based on | C．basing on | D．being based on |
Later in this chapter cases will be introduced to readers_________ consumer complaints have led to changes in the law.
| A．where | B．when | C．who | D．whose |
Sometimes people have no belief ________ his choices about their eating habits.
| A．on which to base | B．which to base on | C．to base on | D．to be based on |
Co-operation or teamwork, the importance of which is often ________, plays an important part in football matches.
| A．stressed | B．thought of | C．paid much attention | D．talked |
–Mr. Smith is no longer ________he used to be.
--So he is. Success and wealth have _________ his character.
| A．what; trained | B．who; transferred | C．what; transformed | D．who; transformed |
___ you are familiar with the author’s ideas, try reading all the sections as quickly as you can.
| A．Ever since | B．Now that | C．So that | D．As long as |