25．He will wear a warm coat to ________ himself ________ the cold．

A．prevent；from       B．stop；from            C．protect；from               D．protect；with

24．--Shall we go to the book show tomorrow?

-- ________．

A．Thank you                                                B．Good idea

C．It doesn't matter                                         D．It's very kind of you

23．--Please don't speak in that way again．

--Sorry，I ________．

A．will                      B．won't                    C．shall                      D．don't

22．It's hard to keep the house ________ with so many children．

A．to cleaning           B．to clean               C．cleaned                  D．clean

21．Bob，can you tell me ________ by saying that?

A．what do you mean?                                   B．what you mean

C．you mean what                                          D．what did you mean

20．Dick gave me a note while I ________ in the library．

A．am reading            B．was reading           C．reads                     D．will read

19．If you feel tired，you may ________．

A．stopped reading     B．stop reading           C．stopped to read       D．stop to reading

18．--Be careful when you cross the street．

--Don't worry．Mum．I can take care of ________ now．

A．you                     B．me                        C．yourself                 D．myself

17．Suddenly he saw some students ________ soccer on the playground．

A．to playing             B．playing                 C．to play                   D．played

16．He had to ask his friend to ________ his pet．

A．look after            B．look at                 C．look up                  D．looking over