Henry's job was to examine cars which crossed the frontier to make sure that they were not smuggling anything into the c

Henry's job was to examine cars which crossed the frontier to make sure that they were not smuggling anything into the country. Every morning, except at weekends, he -1- see a factory worker coming up the hill towards the frontier, -2- a bicycle with a big load of old straw on it. When the bicycle -3- the frontier, Henry used to stop the man and -4- take the straw off and -5- it. Then he would examine the straw very carefully to see -6- he could find anything, after which he would look in all the man's pockets -7- he let him tie the straw up again. The man would then put it on his bicycle and go off down the hill with it. Although Henry was always -8- to find gold or jewelry or other valuable things -9- in the straw, he never found -10-, even though he examined it very carefully. He was sure that the man was -11- something, but he was not -12- to imagine what it could be.
Then one evening, after he had looked -13- the straw and emptied the factory worker's pockets -14- usual, he -15- to him, "Listen. I know that you are smuggling things -16- this frontier. Won't you tell me what it is that you're bringing into the country so successfully? I'm an old man, and today's my last day on the -17-. Tomorrow I'm going to -18-. I promise that I shall not tell -19- if you tell me what you've been smuggling." The factory worker did not say anything for -20-. Then he smiled, turned to Henry and said quietly: "Bicycles."

1.   [A] should [B]might [C] would [D] must 

2. [A] pushing[B]filling [C] pulling[D]carrying 

3. [A] arrived[B]came [C] appeared [D] reached 

4. [A] force[B] make [C] order [D] call 

5. [A] show [B] until [C] load [D] loose 

6. [A] that [B] how [C] where [D] whether 

7. [A] before[B] first [C] thus [D] so 

8. [A] lucky[B] suspecting [C] expecting [D] insisting 

9. [A] had been hidden[B]have been hidden [C] hiding[D] hidden 

10. [A] nothing[B]everything [C] something [D] anything