A. is ringing  
B. rang
C. was ringing  
D. was about to ring

[     ]

A. have thought of
B. thought of
C. was thinking of
D. had thought of

A. studied  
B. had studied
C. was studying  
D. would study

A. ran;turned up
B. was running;turned up
C. was running;would turn up
D. had run;would turn up

A. were reading  
B. had read
C. have read  
D. read

One cold winter day in 1900, a small boy calling                                                           1.________
Charlie Chaplin walking along the street in London.                                                       2.________
He did not have breakfast and lunch. He wanted to                                                       3.________
buy some bread, and he didn't have any money.                                                            4.________
His father dead when he was very young. His                                                                5.________
mother was often very sick, and she could not take                                                        6.________
care of Charlie or his brother. All of them had to                                                           7.________
work to help their sick mother.
     He was a small boy but his dream was not very big.                                                 8.________
He wanted to be great man in the world of film. So                                                       9.________
he worked very hard to sing and danced well.                                                              10.________

A．ran；turned up  
B．was running；turned up
C．was running；would turn up
D．had run；would turn up

A. fell; were hearing
B. were falling; heard
C. had fallen; heard
D. fell; had heard

A. had done
B. would do
C. was doing
D. do