22、To keep healthy, she      cycling as a regular form of exercise after he retired.

A．took up         B．caught on        C．carried out          D．made for

21、Nowadays, few people form the habit of keeping the habit of candles in the house in case of power      .

A．drop         B．lack            C．absence           D．failure

20、   , I think, and the problem could be settled.

A．If you don’t doubt your efforts                    B．So long as you keep up your spirits

C．Making great efforts                                          D．A bit more efforts

19、After visiting China, most of the foreign friends said they would never forget the time    they had spent in China.

A．what         B．that          C．when          D．at which

18、The early warning of floods,      over the radio and on TV, spread quickly through the area.

A．having broadcast                          B．broadcasting

C．broadcast                                     D．to be broadcast

17、In hot weather, an old tyre can break again easily      it’s mended.

A．when         B．where            C．which              D．that

16、     about the economical crisis that he decided to look for more information about it.

A．So curious he was                                      B．So curious was he

C．Such curious he was                                          D．Such curious was he

15、To deal with the global financial crisis, China has      a string of forceful measures over the past months.

A．worked out           B．found out           C．turned out           D．made out

14、There were      students in the hall that you could hardly breath!

A．such many          B．such a lot of           C．very many              D．so a lot of

13、Taking this kind of medicine, if     , will surely produce side effect.

A．continue        B．having continued          C．continuing         D．continued